Mickey's Most Merriest Celebration is a Castle Stage Show which replaced Celebrate the Season at Magic Kingdom during Mickey's Very Merry Christmas Party starting from November 7, 2016.
Mickey and his pals host a Christmas party with color, laughter, and fun as well as their Disney pals, Clarabelle Cow who sings "All I Want for Christmas is You", Woody and Jessie, Panchito Pistoles and José Carioca, and Chip and Dale who lead the characters from Fantasyland such as Snow White and Dopey, Pinocchio and Jiminy Cricket, Alice and the White Rabbit, and Peter Pan and Wendy.
The show also features performances of "It Feels Like Christmas" from The Muppet Christmas Carol.
- Bret Iwan: Mickey Mouse
- Russi Taylor: Minnie Mouse
- Tony Anselmo: Donald Duck
- Tress MacNeille: Daisy Duck, Chip and Dale
- Bill Farmer: Goofy and Pluto
- April Winchell: Clarabelle Cow
- Carlos Alazraqui: Panchito Pistoles
- Rob Paulsen: Jose Carioca
- This stage show marks the articulated debuts of Pluto, Clarabelle, Panchito, and José Carioca.