Peg Bundy redux? Katey Sagal returns to Fox to play Artie's mother on "Glee"
Fox's hit series tackles the supposed worst song ever. What could possibly go wrong?
Cory Monteith, Chris Colfer and others join previously announced Katy Perry on the show airing Aug. 9 on Fox
I'm not helpless or pathetic, and neither is wheelchair user Artie -- "Dream On" episode shouldn't have changed the way show depicts him