When Stuffy wants to join the First Responders after seeing them save the day, Doc suggests they start a rescue team to save pets while the First Responders are busy.
Hallie must decide between making a perfect pet at the Wicked King's Perfectly Royal Perfect Pet Pavilion or choosing to take in a scraggly toy pup without a home.
Doc and the toys travel back in time to the North Pole to save Christmas.
After Chilly accidentally blasts off on Luna's rocket to an unexplored planet, it's up to Doc and her friends to bring him and Luna's robot dog, Liv, back home to McStuffinsville.
When Cece accidentally gets hold of Lambie's Toysponder and transports herself to McStuffinsville, Doc and the gang must embark on a rollicking adventure to find her.