Horn, Sweet Horn
- Episode aired Apr 7, 2016
- TV-Y7
- 10m
At Bubbles' request, the Professor tries to make Donny the Pony a unicorn, but Donny is turned into a monster that threatens Townsville.At Bubbles' request, the Professor tries to make Donny the Pony a unicorn, but Donny is turned into a monster that threatens Townsville.At Bubbles' request, the Professor tries to make Donny the Pony a unicorn, but Donny is turned into a monster that threatens Townsville.