As graduation nears for the class of 1955 at Angel Beach High, the gang once again faces off against their old enemy, Porky, who wants them to throw the school's championship basketball game since he has bet on the opposing team.
College student Jake Lo is pursued by smugglers, mobsters and crooked federal agents after he witnesses a murder by a Mafia kingpin.
Following the death of his father, young Danny Madigan takes comfort in watching action movies featuring the indestructible Los Angeles cop Jack Slater. After being given a magic ticket by theater manager Nick, Danny is sucked into the screen and bonds with Slater. When evil fictional villain Benedict gets his hands on the ticket and enters the real world, Danny and Jack must follow and stop him.
A tough police sergeant's mother comes to visit him, and promptly starts trying to fix up his life, much to his embarrassment. For his birthday she buys him a machine gun out of the back of a van, and begins to further interfere with his job and love life, eventually helping him with a case he's on.