When the Pony Pals find a stray cat, they let him stay in Dr. Crandal's animal clinic until they can find him a good home, but when the clinic catches fire, the cat disappears and the Pony Pals have to find him before he gets seriously hurt.
Pam's father is a veterinarian, so she is used to being around sick animals, but when her pony gets sick, her Pony Pals, Anna and Lulu, try to figure out what is making the pony sick.
