Like Puppets on a String

It's one problem after another! Gideon has escaped prison in the middle of the night, and is planning the ultimate revenge on the pines, and when Dipper attempts to investigate, he runs into a suspicious girl who seems obsessed with him. And soon, he suddenly becomes obsessed with her as well. Meanwhile, Clones 3 and 4 attempt to avenge their dead brethren, with disastrous results.