Doc hires Tundra, a stuffed polar bear dressed as a doctor, to be her intern and teaches her everything there is to know about being a toy doctor.
As the day begins, Doc's neighbor Emmie arrives with a cast on her foot as she brings home a light blue teddy bear in a doctor outfit as she named her Tundra as she tries to fix Robot Ray until Tundra admits to the toys that she ain't a real doctor as Doc and Hallie teach Tundra all the steps of being a real doctor.
- Sir Kirby
- Robot Ray
- Surfer Girl
- Big Jack
- Susie Sunshine
- Tundra (debut)
- Emmie and Alma's Mom
- Time for Your Checkup
- Be a Doctor Too
- Diagnosis: Squeaky-armor-osis, Twisted spring-amosis, not mentioned, Inside-Out Snout Syndrome, The Sneezies
- Toys that debut in this episode: Tundra
- This is the second time Doc does not sing the "Time for Your Checkup" song from "Doctoring the Doc".