Disney Favorites Piano Fun - Piano-Fun! Author:Disney Features seven Disney classics: ItÕs a Small World ¥ Mickey Mouse March ¥ Never Smile at a Crocodile ¥ Supercalifragilisticexpialidocious ¥ The Unbirthday Song ¥ Under the Sea ¥ Zip-A-Dee-Doo-Dah.