Doc McStuffins is getting ready for its fourth season on Disney Junior, and fans of the children’s series will see plenty of big names on the upcoming season.

A press released revealed that Doc and her friends will be transported to a make believe town where Doc is chief resident of a toy hospital.

One of the celebrities set to appear is Grey’s Anatomy star, Ellen Pompeo. She might have a few tips for Doc.

Read the press release below to find out more about the celebrities appearing on the Disney Junior series this season.

ANTHONY ANDERSON, MOLLY RINGWALD, ELLEN POMPEO, GABOUREY SIDIBE, VANESSA WILLIAMS AND LUDACRIS JOIN SEASON FOUR OF DISNEY JUNIOR’S PEABODY AND NAACP IMAGE AWARD-WINNING “DOC MCSTUFFINS”

— Doc McStuffins to Serve as Chief Resident of a Toy Hospital —

Anthony Anderson (ABC’s “black-ish”), Molly Ringwald (“Sixteen Candles”), Ellen Pompeo (ABC’s “Grey’s Anatomy”), Gabourey Sidibe (“Empire”) and Vanessa Williams (“The Good Wife”) will guest star on Disney Junior’s critically acclaimed “Doc McStuffins,” an animated series about a little girl who aspires to be a doctor like her mom and runs a clinic for stuffed animals and toys out of her backyard playhouse. They join previously announced guest star Christopher “Ludacris” Bridges in Season Four, slated to debut this summer.

The new season will find Doc and her toy friends magically transported to a make-believe town, made up entirely of toys, where Doc serves as chief resident of the Toy Hospital.

Since its premiere in 2012, celebrity guest stars on “Doc McStuffins” include: The First Lady of the United States, Michelle Obama; Audra McDonald; Geena Davis; Ty Burrell; David Copperfield; Taye Diggs; Patton Oswalt; Molly Shannon; Jeffrey Tambor; Tony Hale; Lisa Loeb; and five cast members of “Downton Abbey” – Joanne Froggatt, Lesley Nicol, Matt Milne, Nigel Harman and Robert Bathurst.

The series stars Laya DeLeon Hayes as Doc, Loretta Devine as Hallie, Lara Jill Miller as Lambie, Robbie Rist as Stuffy, Jess Harnell as Chilly, Andre Robinson as Donny McStuffins, Kimberly Brooks as Mom McStuffins, and Gary Anthony Williams as Dad McStuffins.

Created and executive-produced by Humanitas Prize and Emmy Award-winning Chris Nee and directed by Emmy-winning Norton Virgien, “Doc McStuffins” is a production of Dublin, Ireland’s Brown Bag Films in association with Disney Channel. The Hollywood Health & Society division of the USC Annenberg Norman Lear Center serves as its health and medical consultants, advising on basic health issues that are relevant to young kids and families. “Doc McStuffins” airs daily on Disney Channel and Disney Junior.

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