Will Schuester, an optimistic high school teacher, tries to reinvent the McKinley High School's Glee Club, while reinventing himself, and challenges a group of outcasts to realise their true star potential.

Will Schuester finds out he must recruit more people for New Directions, in order to show up at Regionals. Meanwhile, the Glee Club has its first performance in front of the whole school.

Will forms an acapella group, spending more time with them than he does with New Directions after he's asked to perform at the PTA meeting along with some surprising additions to his group.

Kurt joins the football team just to impress his father. Finn and Quinn's relationship gets a shocking development and Rachel thinks her star is fading when Tina is given a better part during rehearsals.

In order to give the Glee Club more of an edge, Will recruits his former classmate April Rhodes to spice up their routines. However, despite adding more of an edge, Will realises he may be losing one of his members.

To get the kids more motivated Will divides the Glee Club into two teams, boys against girls in a mash-up showdown. Meanwhile, without Will's knowledge, his wife starts working at the school.

Sue, using her new job as the co-chair of Glee Club to her advantage, introduces tough competition to the club members.

Will is asked to compose a very different mash-up while Finn and Quinn are trying to become popular again. Sue shows a more softer side than usual when attracted to someone.

Artie's chances of travelling with the group to Regional's are in question. Meanwhile, the Glee Club hosts its first "diva-off" between Kurt and Rachel, and Sue reveals a softer side.

Mr Schuester splits the Glee Club into pairs to sing their favourite ballad but when one kid gets sick, he's forced to stand in. Meanwhile, Finn and Quinn have to face the music when dinner with her parents goes awry.

Will believes Sue has been leaking information to rivalling Glee Clubs so he visits one of them and happens to get a look at their competition. Meanwhile, in order to impress Finn, Kurt gives Rachel a makeover.

When the Glee Club is left out of the yearbook because of budget cuts, Rachel gets a nearby mattress store to cast them in a commercial. Meanwhile, Will and Terri's relationship is shaken to the core.

Quinn's secret may stop the Glee Club competing with the Sectionals. Emma and Ken's marriage is looming, Sue's scheming hits an all-time high and Will makes a decision that could change his life forever.

Finn and Rachel are finally a couple. Jesse St. James catches Rachel's eye and sways her heart. Will kisses two women but ends up alone. Sue is back as the Cheerios coach and Heather & Santana do Quinn's dirty work.

Concerned the girls in the Glee Club are being disrespected and bullied by the guys Mr Schuester challenges them to look at Madonna’s musical messages of equality. Sue gets a vote of confidence with a 'Vogue' makeover.

Kurt sets his dad up with an unexpected partner but his plan for a nuclear family may backfire. Sue demands that the Cheerios go on a crazy diet for an interview and April Rhodes returns to save Will and the Glee Club.

Mr Schuester starts an investigation when a salacious list about members of the Glee Club circulates McKinley High and Sue is mortified when a video of her performing the Olivia Newton-John classic "Physical" surfaces.

A sore throat impacts Rachel's singing. Kurt tries to impress his father and Puck hopes to elevate his social status.

Mr Schuester's high school nemesis causes trouble for the Glee Club. Rachel struggles with a personal issue and Artie goes on an adventure in his dreams.

Rachel confronts her mother, while Tina faces an identity crisis. New Directions were given a task to sing Lady GaGa songs.

Mercedes and Quinn fight over New Directions assignment but Quinn gets in touch with her 'funky' side. Meanwhile, Terri Schuester returns with a plan whilst Will has some plans of his own for Sue.

The team's chances at Regionals are threatened when Sue pulls a fast one and on another note Quinn's life is forever changed.

In the second season opener the kids return from summer break and discover they are still school outcasts. Meanwhile, Will tries to recruit new Glee Club members and Sue has a new formidable rival.

Brittany and the gang try to convince Mr. Schuester to let them do a Britney Spears hit. Emma's new dentist beau talks to the kids about dental hygiene, leaving the girls with nitrous-oxide-fuelled Britney fantasies.

Finn has an existential crisis when he believes he sees Jesus' face in his grilled-cheese sandwich. Meanwhile, the kids rally around Kurt after he has a crisis of his own, leading to a larger discussion about theology.

As the Glee Club works on a competitive duet assignment, Finn and Rachel conspire to help a new member win. Meanwhile, a love triangle develops between Mike, Tina and Artie.

When Will decides to have the Glee Club perform The Rocky Horror Show for the annual school musical, the members of New Directions inject their distinctive style to the show's timeless tracks.

To prepare for Sectionals, Mr. Shue hosts the second annual "Boys v Girls" mash-ups competition. Meanwhile, Puck gets out of juvie and strikes up a new friendship while Kurt makes a new friend from another school.

A substitute teacher fills in for Will and wins over the whole New Directions clan. Meanwhile, Sue fills in for Principal Figgins and tries to flex her power on campus.

Sue’s Nazi-hunting mother shows up to check in on her girls. Elsewhere, Kurt makes an important decision and Rachel and Finn take a big step.

New Directions heads to the big Sectionals competition to go head-to-head against Kurt and the Warblers. Emma and Carl grow closer while trouble brews between some of the younger couples.

While Finn tries to bring a little holiday cheer to McKinley High, Artie discovers Brittany still believes in Santa. The teachers pick their secret Santa and one manipulative coach rigs the gift-giving in her favour.

Mr. Schuester and Coach Beiste try to bring the Glee Club and football team together. Sue launches a dangerous plan to bring home a Nationals’ trophy and the kids tackle Michael Jackson’s iconic hit Thriller.

Things don’t go as planned and hearts end up getting broken when the Glee Club sets up a kissing booth for Valentine’s Day.

Sue gets musical when she starts a tribute band. Meanwhile, Rachel wants to elevate her social status and gets help from an interesting source when Brittany comes to her rescue.

Principal Figgins is worried about underage drinking and the Glee Club get involved in the programme. Meanwhile, Coach Beiste and Will have some fun together.

Holly Holiday returns as the sex education substitute teacher and helps the Glee Club out with some new numbers. On the other hand Emma becomes the head of the celibacy club.

New Directions compete against the Dalton Academy Warblers and Aural Intensity at the Regionals round of competition.

Fresh off their Regionals' victory the Glee Club focuses on their next challenge, winning Nationals. Meanwhile, Sue gathers a team to destroy New Directions which involves Vocal Adrenaline.

The kids of New Directions explore things they don't like about themselves.

Sue begins to spread rumours throughout McKinley High by reviving the school newspaper. Meanwhile, April returns to invite Will on a road trip.

Prom madness abounds and a king and queen are named amidst the return of Rachel's ex and Vocal Adrenaline superstar, Jesse St. James.

An untimely death rocks McKinley High while New Directions prepares for Nationals in New York City.

In the season finale, the Glee Club get to enjoy New York City when they compete with other show choirs, including Vocal Adrenaline, for the Nationals.

The third season kicks off with Will assigning the glee clubbers a new project to help them get back on track after losing at Nationals last year whilst Sue runs for office in a congressional campaign.

Will Schuester sets up a boot camp for some of the New Direction members. Meanwhile, the former director of rival show choir Vocal Adrenaline, Shelby Corcoran, returns to McKinley High.

Mike's future in New Directions is challenged after his parents ask him to drop out because he received an A- (the Asian F) on an exam. In other news, the auditions are heating up for the musical, West Side Story.

Mercedes tries to convince Santana to join Shelby's all-girl Glee Club. Meanwhile, Irish exchange student Rory Flanagan arrives at McKinley High and is hosted by Brittany's family.

The opening night of the school musical is approaching and the two leads are contemplating taking their relationships to the next level. Meanwhile, a scout visits McKinley High which could influence Finn's future.

Sue starts a dirty campaign against Burt and the competition between New Directions and the Trouble Tones gets nasty.

Someone is caught trying to fix the results of the student council president election. Coach Beiste challenges Sue Sylvester and Quinn and Puck encounter complications.

Finn attempts to recruit new members by tracking down a former teammate. Tina encourages Harry to pursue his dream and McKinley gets ready to host the sectionals performance.

The Glee Club members face a difficult decision when asked to perform in two different places at the same time.

New Directions starts out the new year, 2012, which is also the last semester for McKinley High seniors. Will asks the Glee Club to help him propose to Emma in a very spectacular way.

The rivalry intensifies between the Warblers and New Directions on the way to Regionals. Rachel and Kurt receive news about their admission to NYADA and things keep heating up between Mercedes and Sam.

Will asks a musically inclined night school teacher to help the Glee Club with a Spanish singing assignment and Rachel tells Kurt and Mercedes about Finn's proposal.

Love is in the air for McKinley's seniors and others on Glee's second Valentine's Day episode and Rachel's gay fathers, Hiram and LeRoy Berry, make their debut.

Things heat up as the New Directions go head-to-head with the Dalton Academy Warblers at Regionals.

Blaine's elder brother, a Hollywood actor, visits Lima and gives an acting master class to New Directions. The members of the Glee Club do "senior ditch day" at an amusement park and the fate of Quinn is revealed.

The Glee Club performs disco-inspired dance numbers in honour of the film "Saturday Night Fever''.

The Glee Club pays homage to a true icon when they cover Whitney Houston's greatest hits. Meanwhile, Emma and Will are one step closer to their dream wedding.

Kurt and Rachel audition for the New York Academy of the Dramatic Arts. Elsewhere, Puck makes a decision about the future after a meeting with his estranged father.

Brittany goes into high gear as class president to spearhead the prom. Then, after prom king and queen nominations are announced, the kids kick into campaign mode, and some of the outcasts organise a rival celebration.

As the countdown to graduation continues, the kids of New Directions prepare a high-concept routine for Nationals. When Tina bumps her head, the world of New Directions is turned upside down in her eyes.

New Directions perform at Nationals for celebrity judge Lindsay Lohan.

Graduation is finally here, as McKinley High’s class of 2012 looks to the past and present while contemplating the future.

Rachel begins school at NYADA, where she meets upperclassman Brody Weston. At McKinley High, the work of rebuilding New Directions begins as Kurt aids director Will Schuester in finding potential recruits.

In an attempt to rouse an increasingly despondent Brittany out of her downward emotional spiral, Will and New Directions revisit the music of Britney Spears.

The race for Senior Class President heats up as Blaine throws his hat in the ring against Brittany, and Will sees an opportunity to reinvigorate himself while making a lasting impact in the lives of his students.

The relationships of four of the couples are tested - Will and Emma, Rachel and Finn, Kurt and Blaine, and Santana and Brittany - and at least one does not survive

Hopes and schemes play out as the Glee Club holds auditions for the school's musical. The arrival of student Ryder Lynn proves to be a game-changer for several members of New Directions past and present.

Rachel and Kurt pay a visit to Lima as the Glee Club launches its production of "Grease." Meanwhile, Cassandra July returns to shake things up in Rachel's life, and Santana comes back to lend a helping hand.

Romantic tension builds between Marley and two of the Glee Club's males, Jake and Ryder. Elsewhere, Blaine has a run-in with the Warblers.

It's time for Sectionals and some of the recent McKinley graduates volunteer to mentor New Directions during their Thanksgiving breaks. Meanwhile, Rachel and Kurt have a non-traditional holiday dinner in the Big Apple.

Rachel gets a chance to participate in an important NYADA competition, the outcome of which could have far reaching implications. Meanwhile, the Gleeks are faced with a decision that impacts New Directions' future.

The holiday season brings surprises and revelations to the Gleeks, and with the Mayan Apocalypse rapidly approaching, kindred spirits Brittany and Sam prepare for the end of days.

A dance where the girls ask out their dates leads to interesting couplings among the members of New Directions. Meanwhile, Sam is convinced the Warblers cheated at Sectionals and makes it his mission to find the proof.

New Directions produce a sexy calendar to raise money towards their trip to Regionals. At NYADA, Rachel is offered a lead in a student film but balks when she learns the role requires she appear topless.

Finn gives the Gleeks an assignment to bring out their competitive spirit & to harness their inner divas. At NYADA, Kurt challenges Rachel to a sing-off, the results of which could have dire social consequences.

Alumni and current members of New Directions join together in preparation for Will and Emma's Valentine’s Day wedding. Meanwhile, old romances are rekindled as new ones begin.

The kids of New Directions go head-to-head in a boys vs. girls mash-up competition using the music of the movies. Meanwhile, Santana’s snooping results in two shocking discoveries.

For the first time in Glee Club history, the students give the teachers, Will and Finn, an assignment to hash out the tension between them. Meanwhile, Santana becomes increasingly suspicious of Brody’s side job.

The members of New Directions tackle their musical indulgences: the songs and groups that everyone is too embarrassed to admit that they love.

The members of New Directions are prepping for Regionals but perspectives are put in to order when an unthinkable event occurs at McKinley High.

When Will comes up with the set-list for Regionals, the members of New Directions are not pleased. Rachel sings an unexpected song for her Funny Girl audition and Marley writes an original song.

A power outage at McKinley leads the kids to explore the power of their voices, and discover a new and unique way to create music.

The members of New Directions take on the greatest hits of music icon Stevie Wonder. Meanwhile, Artie receives news that could affect his future and his mother's. In New York, Rachel prepares for her Funny Girl callback.

It's finally time for Regionals, and the Glee Club is more determined than ever to advance to Nationals. Brittany returns from her MIT trip with a new attitude and Ryder finally has a lead on who is "catfishing" him.

The New Directions members are back in action. As Will enlists the kids to pay homage to the classic song catalogue from The Beatles, Blaine and Kurt attempt to answer questions about their future together. Meanwhile, Rachel's New York ambitions take an unexpected turn.

Tina's nomination for prom queen brings a change in personality that jeopardises her standing with supporters. Rachel and Santana start working in a diner on Broadway in order to make ends meet and make a new friend, a struggling artist named Dani.

In the wake of Finn's death, former members of New Directions return to McKinley to remember their fallen friend. At the Hudson-Hummel home, Kurt, Burt & Carole sort through Finn's belongings and what begins as a sombre occasion blossoms into a poignant, family moment.

New Directions tackle their assignment of getting out of their comfort zones and determining whether they're more like Katy Perry or Lady Gaga. Kurt holds auditions for his new band and must decide if he'll let in the overly bold performer, Starchild.

The Glee Club learns the dance of the hour: Twerking. Meanwhile, Marley discovers Jake's relationship with Bree, and Rachel tries to convince Kurt they should both get tattoos.

As New Directions performs the music of Billy Joel, Blaine and Sam travel to New York where their plans for the future take a detour.

Blaine believes he has the best plan to win Nationals but doesn't take criticism from the Glee Club too well. Over in New York, Kurt runs into issues when the band disagrees over the venue of their first gig. Meanwhile, Sue reveals the story behind her iconic tracksuit.

Sue Sylvester introduces this Christmas special that didn't air last year: While New Directions audition for roles in McKinley's living nativity scene, Rachel, Kurt and Santana work as Santa's elves in a New York mall.

Santana auditions for and snags the role of Rachel's understudy in Funny Girl, causing a feud between the roommates. Meanwhile, back in Lima, Tina and Artie compete against each other to be the class valedictorian.

Graduating seniors Blaine, Tina & Sam get more than they bargained for when they try to create an epic, lasting memory of McKinley High. In NYC, the diva battle between Rachel & Santana hits a tipping point, leading to big changes for them and their circle of friends.

The Gleeks travel west to Los Angeles for Nationals, dedicating their performance in the all-important competition to Finn's memory. Chaperones Burt and Carole offer inspirational words on their late son's behalf and look forward to sharing the experience of Nationals.

Following the loss at Nationals and the subsequent and imminent disbanding of the Glee Club by Principal Sue, former Gleeks return to McKinley to celebrate their shared history, reflecting on what the past one-hundred lessons have meant to them.

With the McKinley High School Glee Club officially a thing of the past, many of those involved in New Directions, past and present, look towards what their futures hold.

A few months after the end of the Glee Club, New Directions alumni are adjusting to their new lives in the Big Apple.

Rachel is faced with a decision that pits her education against her career. Sam and Mercedes consider rekindling their romance, while Kurt comes face-to-face with a hate-crime.

Blaine suffers a crisis of confidence after gaining the dreaded "Freshman Fifteen". Artie discovers his newfound success with the ladies comes at a price and Mercedes tells Sam she's still a virgin.

The night has finally arrived for Rachel's Broadway debut in Funny Girl, and she has very special guests in town to support her career-defining moment.

Rachel is presented with a unique opportunity which could either take her career to the next level, or possibly kill it entirely. Mercedes asks for Santana's help finding a 'new sound' for her latest single, and a wealthy New York socialite takes Blaine under her wing.

Santana helps Rachel do damage control for her flagging public image. Kurt tries to help a home for retired Broadway performers with their production of Peter Pan and, despite Mercedes' objections, Sam adopts a dog to prove he is responsible.

Rachel meets a famous television writer whose eccentric personality catches Rachel off guard. Meanwhile, Sam and Mercedes deal with the pressure of commitment as their careers take off, and the time has finally come for Blaine's big showcase with June Dolloway at NYADA.

After her humiliating failure as TV actress, Rachel comes home to Lima to figure out what she wants to do next. Upon discovering Sue has banished the arts at McKinley, Rachel takes it upon herself to reinstate and lead the Glee Club.

Rachel finds she is up against several obstacles, some old and some new. She resorts to calling on the alumni of New Directions in a bid to make Glee Club cool again, and Puck, Quinn, Santana, Mercedes, Brittany, Artie and Tina arrive to act as recruiters and mentors.

Kurt and Rachel continue to struggle as co-coaches of New Directions. Meanwhile, when Becky Jackson needs help to cover up a lie told to her new boyfriend, some of the Glee Club alumni pitch in to help... in more ways than one.

Rachel tries to make a deal with Will, so that his Glee Club purposefully underperforms at their invitational. Meanwhile, Sue is busy meddling and hypnotises Sam into making a move on Rachel to throw her off.

Sue is at it again, trying to mend relationships that she thinks need mending. Meanwhile, Kitty helps Rachel find the perfect set list to win the invitational and Sam recruits football player Spencer to join the Glee Club.

Brittany and Santana have some family convincing to do. Meanwhile, during a Burt Bacharach tribute week, Mercedes returns to Ohio to convince Rachel to pursue her Broadway dreams.

Will must weigh the pros and cons of coaching Vocal Adrenaline. Rachel needs help coming to terms with the sale of her family home, and Coach Beiste returns to McKinley a new man.