Pooh's Adventures Of The Oz Kids: Underground Adventure

Plot
"An earthquake stirs up yet another adventure for Pooh, Piglet, Eeyore, Sonic, Mario And the Oz Kids. What begins as an innocent bus trip for Frank (the Wizard's son), Tails, Luigi, Tigger & Rabbit turns into a wild underground ride for all the kids as they encounter dragonettes, merry-go-round mountains, an enormous teddy bear and more!"

Trvia

 * This is the only time Frank, Tails, Luigi, Tigger & Rabbit has The lead role.
 * Scrooge McDuck, Huey, Dewey, Louie, Webby, Duckworth, Super Grover, Elmo, Forgetful Jones, Big Bird, Zoe, Cookie Monster, Herry Monster, Rosita, Bert & Ernie & Telly Monster are guest starring in this film.