Glee Season 3 Episode 4 - A new foreign exchange student, Rory Flanagan, enrolls at McKinley and crashes with Brittany S. Pierce who thinks he's a leprechaun. Meanwhile, Mercedes attempts to recruit new members to join Shelby Corcoran's newly formed Glee club and Sue's congressional campaign heats up.
Glee Season 3 Episode 6 - Sue starts a smear campaign to take down her biggest foe for the congressional seat. Meanwhile, Puck has a crush; and Will and Shelby Corcoran encourage some friendly competition.
Glee Season 3 Episode 8 - As McKinley High prepares to host sectionals, Finn tracks down Sam (Chord Overstreet) and persuades him to rejoin the glee club in an effort to beef it up. Meanwhile, Tina comes to Mike's defense and encourages him to pursue his dream.
Glee Season 3 Episode 16 - The New Directions pay homage to the movie "Saturday Night Fever" by grooving to disco-infused dance numbers.
Glee Season 3 Episode 19 - 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 organize a rival celebration.
Season 4 begins with Rachel moving to New York City to attend NYADA, where she meets an attractive older student. Back at McKinley, the glee club seeks new recruits (including Puck's half brother) at auditions.
Glee Season 4 Episode 5 - Auditions for the school production of "Grease" begin with Marley, Jake, Kitty and football player Ryder competing for the lead roles. Meanwhile, New Directions alumni Mercedes and Mike return to help cast the show; and Will faces a tough decision.