Season 4

The season introduced several new characters, such as Jake Puckerman, Marley Rose, Kitty Wilde, Hunter Clarington, and winner and runner up of The Glee Project, Ryder Lynn and Betty Pillsbury respectively, it also counts with the return of Unique Adams. New characters were introduced as the plot focuses on the new generation of the New Directions due to the loss of several members after graduation. The plot also focuses on Rachel's college experience in New York as well as what the rest of the alumni are doing after graduation.

1. 1The New Rachel13 Sept 2012 · 45mIn the season premiere episode, the members of New Directions compete amongst themselves to become the next star of the glee club. During open auditions, a fresh crop of students is introduced, including Marley and Jake Puckerman, Puck's half-brother. Meanwhile, Rachel has a rocky start at NYADA and struggles to please her demanding dance teacher, Cassandra July. She also meets Brody, a handsome upperclassman.
2. 2Britney 2.020 Sept 2012 · 45mBrittany hopes the music of Britney Spears will get her out of a funk; a new friend helps Rachel adjust to life in New York.
3. 3Makeover27 Sept 2012 · 45mIn the wake of Kurt's departure, Blaine tries to distract from his loneliness by entering the race for Senior Class President. The move puts him in direct conflict with Brittany who looks to repeat for a second term. After struggling to come up with fresh ideas for New Directions, Will begins to fear that he's losing his enthusiasm for show choir. When an opportunity to reignite his passion and make a lasting positive impact on his students presents itself, the procrastinating Will gets prodding from two vastly different sources. After landing an internship with fashion icon Isabelle Klempt, Kurt comes up with an out-of-the-box idea to revitalize the fashionista's sagging brand. While his initiative earns him a new mentor and earns Rachel a much needed makeover, his success also has a troublesome impact back in Lima.
4. 4The Break-Up4 Oct 2012 · 45mRachel and Kurt are caught off-guard when they get unexpected visits in New York City. Meanwhile, Santana and Brittany deal with the long distance between them, and Will and Emma disagree on a new job offer.
5. 5The Role You Were Born to Play8 Nov 2012 · 45mHopes and schemes play out as the Glee Club holds auditions for the school's musical.
6. 6Glease15 Nov 2012 · 45mRachel 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.
7. 7Dynamic Duets22 Nov 2012 · 45mA love triangle heats up among Marley, Jake and Ryder, and Blaine has a run-in with the Warblers.
8. 8Thanksgiving29 Nov 2012 · 45mIt's time for Sectionals, and New Directions receives guidance from some of the recent McKinley graduates who volunteer to mentor the glee club during their Thanksgiving breaks. Meanwhile, Rachel and Kurt have a non-traditional holiday dinner in the Big Apple.
9. 9Swan Song6 Dec 2012 · 45mFinn thinks about his future with the glee club after Sectionals are over. Elsewhere, Rachel gets ready for NYADA's winter showcase; and Kurt gets a second chance at an audition.
10. 10Glee, Actually13 Dec 2012 · 45mA tribute to the film "Love, Actually" with different storylines all dealing with the holidays. Sam and Brittany live as if it's the end of the world as the Mayans know it. The Puckermans, including half-brothers Puck and Jake and their mothers, come together for Hanukkah. Artie has an epiphany through a dream sequence. Kurt has an unforgettable Christmas.
11. 11Sadie Hawkins24 Jan 2013 · 45mMcKinley's Sadie Hawkins dance offers several gleeks a rare chance to feel empowered. Sam and Blaine investigate a possible cheating scandal at Sectionals. Kurt makes a new friend at NYADA.
12. 12Naked31 Jan 2013 · 45mNew Directions produces a sexy calendar to raise money for their trip to Regionals. Rachel is faced with a personal dilemma when she's cast in a student film. Finn and Sue go toe-to-toe.
13. 13Diva7 Feb 2013 · 45mFinn encourages the glee-club members to channel their inner divas. Elsewhere, Rachel's arrogance causes Kurt to reach a breaking point; and Emma throws herself into wedding preparations.
14. 14I Do14 Feb 2013 · 45mWill and Emma get ready for their Valentine's Day wedding with the help of past and present New Directions members.
15. 15Girls (and Boys) on Film7 Mar 2013 · 44mThe kids of New Directions go head-to-head in their annual boys vs. girls mash-up competition, this time using the music of the movies. Meanwhile, in New York, Santana makes herself at home in the loft a little too quickly for Rachel and Kurt's comfort.
16. 16Feud14 Mar 2013 · 45mBlaine and Sue will have a sing-off, while Ryder has a scary story coming.
17. 17Guilty Pleasures21 Mar 2013 · 45mThe New Directions tackle an assignment, meaning the songs as well as groups that everyone is too embarrassed to admit that they love.
18. 18Shooting Star11 Apr 2013 · 45mThe members of New Directions are prepping for regionals, but when an unthinkable event occurs at McKinley High, perspectives are put into order.
19. 19Sweet Dreams18 Apr 2013 · 45mWhen Mr. Schuester comes up with the setlist for regionals, the New Directions are not pleased, Rachel sings an unexpected song for her "Funny Girl audition", and Marley writes an original song.
20. 20Lights Out25 Apr 2013 · 45mWhen the power goes out at McKinley High, Will and Finn enlist the members of New Directions to "unplug" and perform acoustic numbers. Meanwhile, Isabelle Wright asks Kurt to volunteer at the Vogue.com charity event, with Rachel and Santana in tow.
21. 21Wonder-Ful2 May 2013 · 45mThe 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 mom. In New York, Rachel prepares for her "Funny Girl" callback.
22. 22All or Nothing9 May 2013 · 45mIt'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.