Jason Ritter and Kristen Schaal voice over characters in the episode "Weirdmageddon 3: Take Back The Falls" of Gravity Falls which is made for what children's channel?
Gravity Falls: Gravity Falls is an American animated television series produced by Disney Television Animation originally for Disney Channel (and then later for Disney XD) from June 15, 2012 to February 15, 2016.
i don't know