Cartoon Mix/C is for Cookie (from Sesame Street)

Cast

 * Blue (from Blue's Clues) as Marilyn Horne
 * Floyd Pepper (from The Muppets), Thomas (from Thomas and Friends), Candace Flynn (from Phineas and Ferb), Mr. Bump (from The Mr. Men Show), James (from Thomas and Friends), Franklin (from Franklin), Mr. Scatterbrain (from The Mr. Men Show), Zoe (from Sesame Street), Prince James (from Sofia the First), Huckleberry Hound (from Yogi Bear), Grover (from Sesame Street), Austin (from The Backyardigans), Scooter (from The Muppets), Duck (from Thomas and Friends), Benny the Bull (from Dora the Explorer), Henry (from Thomas and Friends), Wally Gator (from Wally Gator), Barney (from Barney and Friends), Baileywick (from Sofia the First), Convincing John (from Fraggle Rock), Greg (from PJ Masks), Baby Kermit (from Muppet Babies), Buttercup (from The Powerpuff Girls), Eeyore (from Winnie the Pooh), Ferb Fletcher (from Phineas and Ferb), Bongo (from My Big Big Friend) and Sofia (from Sofia the First) as Anything Muppets