Amphibia is picking up where the acclaimed animated series Gravity Falls left off in more ways than one. On the one hand (or paw, or flipper), Amphibia showrunner / creator Matt Braly worked in the art / animation departments for Gravity Falls, also directing a number of episodes for the Disney series' run, for which he won an Annie Award. On the other hand, Braly's ongoing show, of which Season 2 launches on the Disney Channel this coming Saturday July 11th, will pay homage to Gravity Falls with guest appearances from creator Alex Hirsch himself and more than a few nods …