Dr Tundra, Emmie's new teddy bear learns about the medical profession from Doc as a intern in her clinic and helps Stuffy after he crushed his snout in a book avalanche. After offering to watch over the Nursery, Chilly is too afraid to ask questions and gets in way over his head.

After losing a relay race, Alma's baby doll Tiny Tessie discovers that she needs to get out of her Sleepy Slumber 2000 Stroller to be active and have more fun. While playing "Defend the Pillow Fort from the Dragons," a pillow rips, spewing feathers all over the room, but one of the feathers gets embedded inside Lenny, causing him to laugh and squirt water uncontrollably. Doc and the toys have trouble diagnosing a triceratops train that can't get enough traction to move. Doc: (Giggles) That's true. Lily is looking around. She's a curious baby. I'll give her this twinkly star. And you can just tell Billie loves to cuddle. So I'm giving her this birdie blankie to cuddle up to. Awww!During a snowball fight with Doc, Donny accidentally got snow in his coat and as he went inside he accidentally left Oooey Gablooey in a snowdrift causing him to freeze up.

Grandma Mcstuffins reveals her own magical stethoscope and teleports herself, Doc, and her toys to McStuffinsville and puts Doc in charge of the Toy Hospital. Season Five: " The Pet Rescue Team!" • " A Pet for Everyone" • " The Doc McStuffins Christmas Special" • " Toys in Space" • " Adventures in Baby Land" • " Stuffy's Safari" • " Jungle Jumble" • " Arctic Exposure" • " Jumbo Mumbo" • " The Hallie Trap" • " Lost & Found" • " Bedazzled!" • " The Great McStuffins Meltdown" • " It's a Hard Doc Life" Doc helps an action figure named Super Stuntman Steve after he starts malfunctioning for losing his helmet. Flora, a Flamenco dancing doll that Doc received as a gift from her Grandmother, who was visiting Spain, is being thrown a ball in her honor by Doc and company, but for some unknown reason did not want to come out the box. Doc soon discovered that Flora had a fear of getting messy, and tries to have her overcome her fear of getting messy. Frida the Fairy Flier's strings get knotted up during a very windy day and crashes and it's up to Doc to detangle her strings.Doc sprains her ankle during a practice run for a Fun Run while trying to avoid a toy unicorn that was laying on the sidewalk. Doc has to rest, so the toys have to cure Doc and Doc has to cure Dart the Unicorn's broken leg before she does. After a sudden and severe thunderstorm hits McStuffinsville, a young boy named Dev (who has a terrifying fear of thunderstorms) finds himself magically transported to the town along with his toys who come together to form the First Responders team to rescue the citizens of McStuffinsville. Doc and the crew are playing Hide and Seek at the park when Stuffy finds an odd little toy critter who developed a crush on Stuffy. So Doc and the toys decided to adopt the critter now named Squibbles as Stuffy's new toy pet. Doc and her friends venture deep into the jungle to find a bedazzling jewel that will help the Duchess of Dazzle regain her strength.