you are a person living in Gravity Falls, and it happens that today is Summerween! But you decided to stay at home instead and watch tv. As you watch the tv you hear knocking on the door, you decide to ignore it, and after a few minutes it stops, then the door gets smashed down, and through the doorway steps in the Summerween Trickster

Summerween Trickster: so you decided to not celebrate Summerween? That isn't a good idea