Why is Dipper playing the sousaphone at the lake?
They're quite a pair, Mabel and Bear-O, her un-bear-lievable beeeear!
Do you want more Bear-O? Let your voice be heard! Write: Mabel Pines c/o Mystery Shack Gravity Falls
What island face says backwards:
You have awoken me from my slumber! Enter my mouth, children! Enter your destiny! RAAAAHH!
Or in the Latin American version (translated):
A new age start, 6 1 8, the new age 6 1 8