Hilariously calling his crew “Stan’s Twelve,” the old animated man helps create the new crossover sees both David Tennant and Alex Hirsch return to their roles as Scrooge McDuck and Grunkle ...

For "Gravity Falls" creator Alex Hirsch, that way was a charity draw-a-thon on his Twitch channel. Hirsch, who also voices Grunkle Stan in the Disney Channel series, was joined by Jason Ritter ...