Stan throws a party at the Mystery Shack; while Dipper produces clones of himself to help him impress Wendy and Mabel faces off against her new rival Pacifica Northwest in a karaoke battle.
Stan throws a party at the Mystery Shack; while Dipper produces clones of himself to help him impress Wendy and Mabel faces off against her new rival Pacifica Northwest in a karaoke battle.