MordecaiRockz's Movie-Spoof of 'Winnie the Pooh and A Day For Eeyore' Cast * Mordecai (from Regular Show) as Winnie the Pooh * Rigby (from Regular Show) as Piglet * Gumball (from The Amazing World of Gumball) as Tigger * Benson (from Regular Show) as Rabbit * Richard Watterson (from The Amazing World of Gumball) as Eeyore * Papa Bear (from The Berenstain Bears 1985) as Owl * Margaret (from Regular Show) as Kanga * Darwin (from The Amazing World of Gumball) as Roo * Timmy Turner (from The Fairly Oddparents) as Christopher Robin