Cracking Up is a 1983 American comedy film directed by and starring Jerry Lewis, his last film as a director and last film for Warner Bros. Originally titled Smorgasbord, it was filmed in 1981 and 1982 and only received limited distribution in the United States. Lewis wrote the screenplay with Bill Richmond, his writing collaborator on films such as The Nutty Professor and The Patsy.

The film contains a series of short comic sketches, set pieces and blackout gags.