This is the trailer for the movie based on the classic Phil Silvers character Sgt. Bilko. Starring Steve Martin in the titel role, the movie also stars Dan Aykroyd as his commanding officer and Phil Hartman as his main foil.
This is a clip from The Simpsons where the class is shown an educational film "Meat and You" with Troy McClure which was a series regular in the beginning seasons of The Simpsons.