Board Thread:News and Announcements/@comment-4224349-20150219162914/@comment-4224349-20150219234922

This crossover is more than likely happening because of Ian Jones-Quartey, as of he worked on Secret Mountain Fort Awesome, and the creator of Uncle Grandpa also worked on it.

Oh, and if you can't stand his voice or the show then nobody is telling you to watch the episode. That's fine.