Calvin tosses the ball into the air so he can catch it. It comes down and bites his glove. Later, Dad clarifies that Calvin wants a glove for the other hand, also.

Calvin tosses a baseball into the air so he can hit it. He swings and hits the ball. It is stuck on his bat, chewing it. Calvin hides up in a tree. Dad asks what he's scared of. The ball isn't going to bite him. Calvin asks how he knows.

Dad asks Calvin if he's been hitting rocks with the bat. Calvin says no. Dad says the bat is all chewed up. Calvin claims the ball did it. He says that's what he's been trying to tell Dad. He says the ball is deranged and a menace. In bed, Calvin asks why he even bothers.

Calvin warily approaches the baseball with a bat. He taps the ball with the bat. The ball bites the end of the bat, and Calvin runs off. Later, Dad sees the ball and bat on the ground. He asks how often he's told Calvin not to leave his stuff in the yard.