A Traveler's Guide to the Planets (2010)

S1E43 All That Glitters/Forbidden Fruit

Tweedle Dum disregards Caterpillar's advice and decides to try a risky new fruit that promises to boost his strength but comes with the potential for illness. After indulging, he ends up with a painful bellyache, teaching him a valuable lesson about listening to warnings in the future.