Calvin helps one of his doggy students cope with missing his owner while he's at school. Even better, Calvin helps the owner when she needs back-up dancers at her dance performance. Cue the Mutt & Stuff hip hop dog dancers!

Come one, come all, the dogs at Mutt & Stuff are putting on a circus! But the show comes to a halt when one dog gets upset that his trick might not be good enough. Not to worry, Calvin saves the day with his guidance and friendship.

While putting together a surprise birthday party for his best friend Zippy, Calvin can't figure out the perfect gift to make his buddy happy. Calvin's Dad, Cesar Millan, arrives and offers some great advice.

Vroom Vroom! It's Race Day at Mutt & Stuff, and Calvin has invited race dog extraordinaire Mario Bonedretti to join in on the racing fun. The dogs learn a thing or two about playing by the rules.

When one of Calvin's students won't budge out of her new fancy doggy carrier, it's up to Calvin to find out why, and then get this doggy movin' and exercising!

Doggy rock star Lady Woof Woof is visiting today! Her biggest fan Stuff does his best to be a helpful pup for his new friends, but he keeps comically messing up in his attempts. Calvin helps Stuff learn that it's okay to make mistakes.