Dora the Explorer (2000)

S3E7 The Big Potato

Benny mistakenly transforms into a potato after using a magic wand gifted by a kind young wizard. To break the spell, Dora, Boots, and Benny must embark on a quest to reach the wizard's castle. Along the way, they encounter various challenges and adventures, all while trying to find a solution to restore Benny to his original form.