Donkey’s Caroling Christmas-tacular is a 5 minute short released as a part of the holiday program Donkey’s Christmas Shrektacular, which was released on December 7, 2010, with Shrek: The Whole Story box-set and Shrek Forever After.
This short takes place in the "Candy Apple", the new version of the "Poison Apple". Donkey suggests everyone sing Christmas carols. Donkey sings "It's the Most Wonderful Time". Shrek, Fiona, the Ogre children, and the army of ogres sing an ogre version of "Jingle Bells" (i.e. "Bug Cocoon, Lick the spoon. Try our cricket slurp). Puss in Boots sings "Feliz Navidad", although he titles it "Fleas Navidad". Then everyone sings "Jingle Bell Rock", but they title it "Fairy Tale Rock".