D.J. has a rough first day at junior high school when she finds all the kids more "grown up" than she is, but she learns that more make-up isn't really the answer.
Jesse becomes a reluctant actor in a commercial he writes with Joey. Danny becomes Jesse and Joey's partner after he gives them money to start their own business.
At her thirteenth birthday party, D.J. Tanner must face embarrassment from her intrusive family as well as admit her own feelings for a boy.
The problem of teenage drinking arises when D.J. is unjustly suspected of drinking beer at a school dance.