It's season finale time for Glee! It was a little more than a year ago that the series debuted after American Idol crowned Kris Allen the new winner. An Idol champ later, and we're finally saying farewell for the summer to the series.

Mr. Schuester thinks he has gotten the upper hand over Sue; Quinn gets in touch with her ``funky'' side.

Mr. Scnuester encourages the members of glee club to express themselves using Lady Gaga's music; Rachel has a life-changing encounter; Tina embraces her inner goth.

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

Mr. Schuester is concerned that the guys are disrespecting the women of the glee club; the club members perform some of Madonna's greatest hits.

Rachel and Finn's romance hits a rocky patch when she becomes involved with a competitor (guest star Jonathan Groff), forcing Mr. Schuester to have a talk with the competitor's coach (guest star Idina Menzel).

The long road to Sectionals is almost over, but not before a lot of bumps in the road. The mid-season break brings a lot of surprises and awesome performances. Regionals are at stake and things will get crazy before anyone can get there.

Rachel's struggle not to be ignored spreads to the rest of the Glee club when their yearbook photo is threatened by budget cuts. Elsewhere, Terri faces more problems in her relationship with Will.

Kurt helps Rachel in her quest to land Finn by giving her a makeover, but his help comes at a price. Elsewhere, Will does some digging on Sue that leads him to the clubs biggest competition and guest star Eve.

The Glee kids are divided into interesting duos to sing Ballads, but when one member falls sick a trio is formed. Rachel has a drastic change of opinion about Mr. Schuester.

Will encourages the Glee Club to support Artie, and asks each of them to perform in a wheelchair. Meanwhile, Kurt and Rachel compete for a big solo.

Things are changing in the social stratosphere at McKinley High when suddenly the popular kids learn how things are on the other side. In Glee club, Will starts using new methods to inspire the kids.

Sue's new job as Glee co-chair gives her new opportunities to break up the club as she introduces a tough competition to the group.

Will decides to give New Directions some competition between them by having the boys go against the girls. Terri becomes the school nurse to check on Will.

Will decides to give New Directions some competition between them by having the boys go against the girls. Terri becomes the school nurse to check on Will.

A new face stirs things up for New Directions when April Rhodes (guest star Kristin Chenoweth) lends her voice to the show.

Kurt joins the football team just to impress his father. Finn and Quinn's relationship get a shocking development. Rachel thinks her star is fading when Tina is given a better part during rehearsals which causes her to leave. Sue continues her schemes to dismantle the glee club.

Will forms an all-male a cappella group, but when he neglects the glee club, the kids decide to hire a well-known choreographer to coach them. Meanwhile, Mercedes falls in love. Josh Groban appears as himself.

The Glee Club performs in front of the school for the first time.

Join the 'club' for a special preview of FOX's new Fall show.