New Directions faces a shake up when Shelby Corcoran (special guest star Idina Menzel) comes to McKinley High and Rachel has to deal with the return of her biological mother. Meanwhile, Kurt starts his run for class president with the special help of Brittany.
Help by adding trivia to this episode. Add trivia
Help by adding allusions to this episode. Add allusions
S 3 : Ep 10
Aired 1/17/12
S 3 : Ep 9
Aired 12/13/11