Dr. Seuss/Nintendo

Cast

 * The Cat in the Hat as Mario
 * Mack the Turtle as Sonic
 * Horton the Elephant as Luigi
 * Joey as Mario
 * Norval the Fish as Knuckles
 * Sam-I-Am as Kirby
 * Mr. Brown as Toadsworth
 * The Lorax as Pikachu
 * Sarah Hall-Small as Peach
 * The White-Tufted Floozle Bird as Amy Rose
 * Cindy Lou Who as Ribbon
 * Pam-I-Am as Daisy
 * The Grinch as Bowser
 * Vlad Vladikoff as King Dedede
 * Jane Kangaroo as Rouge
 * and more