Debbie and Marty find out more about alien love when the Zabvronian mating season begins; a cute jock asks Amber to a makeout party.

At the school dance Reggie attempts to win over Amber, Debbie tries to recapture the magic of her first encounter with Marty, and Jackie hopes to be romanced by Larry.

When the Weavers and Bird-Kersees go camping, Marty tries to prove that he is manly like his dad; the families have an encounter with an animal.

Reggie and Amber tell their families about their relationship; a surprise guest competes for Reggie's affection.