One afternoon while practicing baseball, Greg gets a complement from the famous Dodgers pitcher Don Drysdale. As a result, Greg becomes so obsessed with the game that he soon contemplates dropping out of school in order to focus solely on his baseball career. However, when his next game takes place, Greg bombs so bad that he soon realizes that he has a lot more to learn before become a pro player.

After Mike and Carol agree to let Marcia have a slumber party over a weekend, a classmate almost derails Marcia's plan when a teacher of theirs finds what she thinks is an unflattering picture that the girls made of her. When they discover the misunderstanding, Carol and Mike put the party back on track, only to be left in the dark of the boys' plans to wreak havoc on the girls' slumber party.