Stoner musicians Pedro DePacas and Anthony "Man" Stoner unknowingly smuggle a van - made entirely of marijuana - from Mexico to Los Angeles with incompetent Police Sergeant Stedenko hot on their trail. ...

When flesh-eating piranhas are accidentally released into a summer resort's rivers, the guests become their next meal. ...

Three scientists help an Alien feline, stranded on Earth, to repair its damaged spacecraft in order to return home but their efforts are hampered by inept army officials and foreign spies. ...

At a 1962 college, Dean Vernon Wormer is determined to expel the entire Delta Tau Chi Fraternity, but those troublemakers have other plans for him. ...