Mean girls of Gravity Falls

After the twin's parents take a job in Africa, they're allowed to stay in Gravity Falls for a year! In her new school, Mabel is shocked when Pacifica invites her into her crew. Siezing the oppurtunity, Candy, Grenda and Mabel plot to bring Pacifica's status down. But, as Mabel spends more time with Pacifica and her friends, she begins to become one of them. GF parody of Mean Girls.