The Substitute
S02E07 - Airdate: 2010-11-16
Runtime: 60 min
When Mr. Schuester gets sick, a substitute teacher takes over his Spanish class and the glee club, and winds up winning over the whole New Directions clan. Meanwhile, when Sue fills in for Principal Figgins as McKinley's top dog, she tries to flex her power on campus.
Episode details and rating from TVmaze.