The Police Academy misfits travel to Miami Beach for Commandant Lassard to be honored with a prestigious lifetime award pending his retirement. Things take a turn when Lassard unknowingly ends up in possession of stolen diamonds from a jewel heist.
The reinvigorated elderly group that left Earth comes back to visit their relatives. Will they all decide to go back to the planet where no one grows old, or will they be tempted to remain on Earth?
