In order to raise money for their trip to Regionals, the men of McKinley pose mostly naked for a calendar. Sam goes overboard with his belief that the only thing good about him is his body and gets a much needed intervention from Blaine.
Finn uses Sue's past as a Penthouse centerfold as blackmail so she won't block the sale of the calendars.
Jake and Marley's relationship gets more serious.
Santana and Quinn visit New York when Kurt asks them to hold an intervention with Rachel when she decides to go topless in a student film.