J.K. Simmons and Alex Hirsch in Gravity Falls (2012)

Linda Cardellini, Jason Ritter, Niki Yang, and Carl Faruolo in Gravity Falls (2012)

Jason Ritter, Kristen Schaal, and Alex Hirsch in Gravity Falls (2012)

Jason Ritter and Kristen Schaal in Gravity Falls (2012)

Linda Cardellini, Jason Ritter, Kristen Schaal, Niki Yang, Carl Faruolo, and Alex Hirsch in Gravity Falls (2012)

Jason Ritter and J.K. Simmons in Gravity Falls (2012)

Kevin Michael Richardson, Gregg Turkington, Keith Ferguson, and Alex Hirsch in Gravity Falls (2012)

Jason Ritter, J.K. Simmons, and 'Weird Al' Yankovic in Gravity Falls (2012)

'Weird Al' Yankovic in Gravity Falls (2012)

Linda Cardellini, Jason Ritter, and Alex Hirsch in Gravity Falls (2012)

Kristen Schaal and Alex Hirsch in Gravity Falls (2012)

Nathan Fillion and Kari Wahlgren in Gravity Falls (2012)

Will Forte and Stephen Root in Gravity Falls (2012)

Linda Cardellini and Jessica DiCicco in Gravity Falls (2012)

Linda Cardellini and Kristen Schaal in Gravity Falls (2012)