Elmo's Christmas Countdown/The Wubbulous World of Dr. Seuss

Cast

 * Elmo as The Cat in the Hat
 * Stiller the Elf as Little Cat A
 * Stan the Snowball as Little Cat B
 * Grover as Little Cat C
 * Cookie Monster as Little Cat Z
 * Count von Count as Little Cat N
 * Snuffy as Horton the Elephant
 * Abby Cadabby as Jane Kangaroo
 * Ernie as Fox in Socks
 * Bert as Mr. Knox
 * Oscar the Grouch as The Grinch
 * Big Bird as Norval the Fish
 * Baby Bear as Morton the Elephant Bird
 * The Mouse King as Goober
 * Mama Bear as Pam-I-Am
 * Papa Bear as Milo
 * Prairie Dawn as Sarah Hall-Small
 * and more