Kesha: Meg Kristen Schaal: Mabel (original voice) Jason Ritter: Dipper (original voice) Josh Gad: Olaf (original voice) Zac Efron: Toby Jason Derulo: Alastor Michael Pena: Oswald Charlie Day: Jervis Tetch Ester Dean: Pacifica T.J. Miller: Robbie (original voice) J Balvin: John Doe Meg feels like her anger is getting out of control; Dipper finds a device in which he thinks has a connection to humans. (My first episode is on DeviantArt under lilmama36. It is called "Pump up the Party". Also, none of these characters belong to me except Meg, my self-insert)