Read along with Disney! It's Summerween in Gravity Falls, and the Summerween Trickster has paid Dipper and Mabel a visit. They have to collect five hundred pieces of candy before the last jack-o'-melon goes out—-or else! Can Dipper and Mabel collect enough candy to save their souls, or will they run out of time and become the Trickster's treat? Follow along with word-for-word narration as Dipper and Mabel trick-or-treat—-for their lives!