The Simpsons
Donnie Fatso (22x9)
Air date: Dec 12, 2010
Jon Hamm will guest star as a Federal Bureau of Investigation agent as Homer goes undercover to infiltrate Fat Tony's mob. Joe Mantegna will return as Fat Tony, and also voice his cousin Fit Tony.
- Premiered: Dec 1989
- Episodes: 780
- Followers: 9539