Fan Casting Mario and the Chipmunks in The Super Mario Bros. Super Show (New Episodes 1990-1995)

Plumber's Log #707: Alvin, Simon, and Theodore get lost in the sewers of the real world when they find a warp pipe that leads them to the Mushroom Kingdom. There they meet Mario, Luigi, and the gang. King Koopa decides to steal a powerful artifact called the "Melody Stone" This stone has the ability to control music and grant immense power to its possessor. Mario, Luigi, Princess Toadstool, Toad, Yoshi, and the Chipmunks embark on a quest to retrieve the Melody Stone and stop Koopa's evil plans.