Continuity mistake: In this episode, Turner goes into a room and says it's his bedroom. But in "My Best Friend's Girl" Cory goes into that room and they say it's a closet.
Continuity mistake: In this episode Cory has a full length locker, but in the previous episode (Hometown Hero) He has the top locker. It's always in the same stop, so there is no way that he changed lockers.
Answer: Topanga's middle name is never specified. Considering her sister's name is Nebula Stop-the-war Lawrence, Topanga's is probably something equally unusual.