It's a Christmas Eve adventure to the North Pole when the Wonder Pets set out to rescue Santa's lost baby reindeer. The Wonder Pets fly to a child's bedroom to help a pet Goldfish, and then to Canada to help three Baby Birds. The Wonder Pets help a lost Baby Camel find his way back to the desert oasis, and then fly to a picnic to stop a fight between two groups of ants. Who's inside the egg that needs rescuing at Yellowstone National Park?

When class pets Linny the Guinea Pig, Tuck the Turtle, and Ming-Ming the Duckling are left alone every day after the bell rings, they help other pets in trouble around the world with the help of a special phone.

The Wonder Pets head to India to save a Bengal Tiger who's got a thorn stuck in her paw. Then, travel to Costa Rica for a play date with a Baby Gecko who can't seem to stay out of trouble and help the heroes save a mystery animal. Next, fish out a little Ladybug trapped inside a Venus flytrap and head off to Japan to help a Baby Sea Turtle find a path to the ocean. Last, A gaggle of Goslings need help to fly to the warm south for the winter and Ollie...

Nursery Rhyme Land needs the gang to help the Cow jump over the moon. Then they fly into a painting to help a spider climb up the water spout. Hop on Horseyboat for a medieval mission to save a Griffin. Then help a Baby Rooster wake up the farm. Return to Puppetland to save Little Red Riding Hood from the Big Bad Wolf. Then Linny and Ming-Ming travel to the Caribbean to rescue Turtle Tuck. Then, save a Baby Panda with a bellyache and help a mouse...

Join the Wonder Pets as they contemplate running away to join the circus, forever!