Dude, Where's My Car? (2000)

Jesse and Chaster are two friends who live together and one morning wake up unable to remember anything from the night before and that includes where they left their car. They both start retracing their own steps to find answers and come up with some unusual explanations involving a suitcase with money, a stripper, a group of aliens and an intergalactic war. If you're looking for a wacky and amusing comedy, you've found it in this unexpected 2000's hit that gained some cult status.