At his 20th anniversary celebration as school principal, Principal Skinner is discovered to be an imposter of the real Seymour Skinner.
Episode rating
Cast of episode
- 75
- 18
- 4
- 3
- Bart Simpson
- Homer Simpson
- Lisa Simpson
- Marge Simpson
- Moe Szyslak
- Ned Flanders
- Sgt. Seymour Skinner
- Edna Krabappel
- Agnes Skinner
- Helen Lovejoy