Bruce the bear's family wishes he were less grumpy, but when his cousin Kevin arrives for a visit, he brings more fun than they ever wanted.

When Bruce gets home from a southern migration trip with his goslings, he is tired. He is grumpy. And he is definitely not in the mood to share his home with the trio of mice who have turned his den into a hotel. There's a possum pillow fight wreaking havoc in one room, a fox luring guests into a stew in the kitchen, and a snuggly crew of critters hogging the bed. Bruce growls and grumbles and tries to throw them all out, but the entrepreneurial mice...