Download this special Director's Cut episode and catch a rare performance of "Leavin' on a Jet Plane" not seen in the original pilot! Glee follows optimistic high school teacher Will Schuester as he tries to refuel his own passion while reinventing McKinley High's Glee Club and challenging a group of outcasts to realize their star potential.

The Glee Club performs in front of the school for the first time and surprises everyone in the audience. When Rachel realizes her feelings for Finn, Quinn goes to great lengths to keep her man. Meanwhile, Mr. Schuester's wife reveals some surprising news, leaving Will to figure out a new way to make ends meet.

Will forms the Acafellas, an all-male acapella vocal group, spending more time building his own confidence and more time away from the glee club. In Will's absence, the glee club decides to hire a well-known choreographer to help coach them to Nationals. Meanwhile, Mercedes is bitten by the love bug, but her feelings aren't reciprocated.

Kurt takes center stage when he tries out for the football team in order to impress his dad. Sandy and Sue join forces to carry out their plans for destroying the Glee Club. Meanwhile, Quinn and Finn's relationship is tested when they receive some life-changing news. Musical performances include "Single Ladies", "Taking Chances" and "Tonight".

Will thinks the glee club desperately needs more of an edge, so he brings in his former classmate, April Rhodes (guest star Kristin Chenoweth), to spice things up. Will's plan seems to be going smoothly until he realizes he may be losing a key member of the club. Musical performances include "Somebody to Love", "Maybe This Time", "Alone" and "Last Name".

Will challenges the kids to a healthy dose of competition with boys against girls in a mashup showdown. Meanwhile, Terri takes a job as the school nurse to keep an eye on Will, despite having no medical experience, and hands out pills like they're candy, leaving the kids a little paranoid. Musical performances include "It's My Life/Confessions Pt. 2" and "Halo/Walking on Sunshine".

To cause dissention among the Glee Club members, Sue forces the students to compete against each other, but the real showdown happens when she and Will get called into the principal's office. Meanwhile, the Glee kids rally to support Quinn after some shocking news is revealed. Musical performances include "Hate on Me", "No Air", "You Keep Me Hangin' On" and "Keep Holding On".

Inspired by the students, Will composes a mash-up for a very special occasion. Meanwhile, in a shocking reversal of roles, McKinley High's cool kids are dethroned in an "icy" fashion, and Sue shows off her softer side. Musical performances include "Bust a Move", "Thong Song", "Sweet Caroline" and "I Could Have Danced All Night".

When Artie's chances of traveling with the group to Regionals are in question, Will challenges the kids to step out of their comfort zones and experience life from a different point of view. Meanwhile, the Glee Club hosts its first "diva-off" between Kurt and Rachel, and Sue reveals a softer side. Musical performances include "Defying Gravity", "Dancing With Myself" and "Proud Mary".

Mr. Schuester splits the Glee Club into pairs to sing their favorite ballad, but when one kid gets sick, he's forced to step in and winds up in a sticky situation. Meanwhile, Finn and Quinn have to face the music when dinner with her parents (guest stars Gregg Henry and Charlotte Ross) goes awry.

Concerned that Sue is up to no good, Will pays a visit to an instructor of a competing Glee Club (guest star Eve) to see what information she might be leaking, which leads to the club getting a look at their hair-rising competition. Meanwhile, Kurt gives Rachel a makeover to impress Finn, but he may have ulterior motives.

When the Glee Club is left out of the yearbook because of budget cuts, everyone seems to be relieved that they won't have to suffer the ridicule of years past. Everyone except Rachel, that is, who wants her legacy cemented in print. Meanwhile, Quinn makes it her mission to be in the Cheerios yearbook photo, and Will and Terri's relationship is shaken to its core.

Sectionals is finally here for the Glee Club, but when Quinn's secret unravels, the club may not be able to recover in time to compete. Meanwhile, Sue's scheming hits an all-time high, and with Emma and Ken's marriage looming, Will makes a decision that could change his life forever.

Fresh off their monumental win at Sectionals, New Directions is on top of the world. With an extra spring in their step, they get to work on new numbers for Regionals. But when Rachel and Finn's budding romance hits a bump in the road after she becomes involved with a competitor, Jesse St. James (guest star Jonathan Groff), it threatens to derail the entire club. Mr.

Mr. Schuester is concerned that the girls in the glee club are being disrespected and bullied by the guys.

When Kurt sets his dad, Burt (guest star Mike O'Malley), up with an unexpected partner his plan for a nuclear family may backfire. Sue demands that the Cheerios! go on a crazy diet in preparation for a big interview with "Splits" magazine and April Rhode (guest star Kristin Chenoweth) returns to save Will and the Glee Club.

Mr. Schuester starts an investigation when a salacious list about members of the Glee Cub circulates the halls of McKinley High. Meanwhile, Sue is mortified when a video of her performing the Olivia Newton-John classic "Physical" surfaces. Muscial performances include "Ice Ice Baby", "You Can't Touch This", "Run Joey Run" and "Total Eclipse of the Heart".

When a sore throat affects Rachel's singing voice, she goes into panic mode. Meanwhile, Kurt tries to change his persona to impress his father, and Puck makes a strategic move to elevate his social status. Musical performances include "The Climb", "Jessie's Girl", "Lady Is a Tramp", "Pink Houses", "The Boy Is Mine", "Rose's Turn" and "One".

In an episode directed by Emmy Award winner Joss Whedon, Mr. Schuester's former high school nemesis, Bryan Ryan (guest star Neil Patrick Harris), causes trouble for the Glee Club. Meanwhile, Rachel struggles with a life-long personal issue, and Artie's dreams take him on an adventure. Musical performances include "Dream On", "Safety Dance", "I Dreamed A Dream" and "Dream A Little Dream of Me".

Mr. Schuester encourages the Glee Club to express themselves using the music of Lady Gaga. Meanwhile, Rachael has a life-changing encounter, and Tina embraces her inner Goth. Musical performances include "Funny Girl", "Bad Romance", "Shout It Out Loud", "Poker Face" and "Beth".

The Glee Club gets some news that's sure to rattle a few nerves. Meanwhile, Quinn connects with her "funky" side with a little help from Mercedes, and Will gets revenge on Sue. Musical performances include "Another One Bites the Dust", "Tell Me Something Good", "Loser", "It's A Man's Man's World", "Good Vibrations" and "Give Up The Funk".

The moment New Directions has been waiting for has finally arrived: it's time for Regionals! But when Sue pulls a fast one on Will and the glee clubbers, their chances at the title could be compromised. Meanwhile, Quinn's life changes forever in the Season Finale episode of GLEE.

Discover the challenge of casting "triple threats" for the Glee Club - people that can sing, dance and act!

Film Students interview Brad Falchuk, co-creator and executive producer of the FOX series Glee.