While on vacation with his wife, Carl the Grim Rabbit finds it difficult to keep his mind off work when Bugs shows up.

Bugs is forced to contend with Carl the Grim Rabbit, Shameless O'Scanty, Sir Littlechin, the Barbarian and Bigfoot all at once.

Bugs inadvertently bonds with Carl the Grim Rabbit when they are accidentally locked in a science museum overnight.