Ep 6. Glease

In Glee season 4 episode 6, entitled "Glease," the students of McKinley High put on a production of the classic musical Grease. As preparations for the show get underway, tensions rise between the various members of the glee club. Finn, the new director of the show, struggles to maintain control over the unruly cast, while Kurt and Santana continue to feud over the role of Sandy.

Meanwhile, several couples on the show face relationship troubles. Rachel and Brody's relationship takes a turn for the worse when Rachel discovers a secret about him, while Marley and Jake's relationship is tested when Jake's ex-girlfriend makes a surprise appearance. Even Mr. Schuester and Emma encounter problems in their marriage when Emma's OCD causes her to become overly obsessive about their impending baby.

On the day of the show, tensions reach an all-time high as the cast prepares for the big performance. Santana and Kurt's rivalry comes to a head when they both show up to the theatre donning Sandy's iconic spandex pants. Finn is forced to make a tough decision about who will play the lead role, with unexpected consequences for the chosen actor. As the curtain rises and the cast takes the stage, the audience is taken on a wild ride through the halls of McKinley High as the classic story of Danny and Sandy is brought to life in spectacular fashion.

Overall, Glee season 4 episode 6 is an action-packed hour of television that explores the many relationships and conflicts that exist within the world of McKinley High. With memorable musical performances and plenty of drama, it is a must-see for fans of the show.