"We can hide in the janitor's closet. No musical number ever happened in a janitor's closet."

She's not really joking about that. It would just be too much, considering her center of gravity is totally different all of a sudden and she doesn't recognize her own voice.

Her hair is long again too, which isn't bad, but it is so close to going right in her mouth at all times. She gives it a quick toss which attracts the attention of a guy sitting behind Dipper and-

"Don't look now, but that guy is giving me the creepiest stare."