Board Thread:General Discussion/@comment-25246269-20140802202734/@comment-1674355-20140808185556

Koldun007 said it was impossible for Mabel to have a doppelganger since she never used the cloning machine, but there was one of her for a few seconds in "Into the Bunker." I would "never say never" about Gravity Falls. The Shifter doesn't validate the traditional Lebam theory... I didn't mean that it did.