The best thing about Dirty Work not named Don Rickles...
Truly underrated film in my opinion.
(from Wiki)
Dirty Work is a 1998 comedy buddy film starring Norm Macdonald and Artie Lange, and directed by Bob Saget. In the film, long-time friends Mitch (Macdonald) and Sam (Lange) start a successful revenge-for-hire business, and try to earn money for heart surgery for Pops (Warden). All goes well until they must do a dirty job for an unscrupulous businessman. In order to be paid, and expose their deadbeat customer, the pair hatch an outrageous revenge scheme of their own. READ MORE