That's Using Your Head / Dad Is Disturbed / Framed

S4, E1: "That's Using Your Head" Dexter brings home a mentally deranged man, who looks like a scientist and is trying to pick up radio signals through a hand made hat of Styrofoam and trash. Dexter makes the guy a real receiver, and the guy freaks out and is immediately zapped away into another dimension. "Dad is Disturbed" Dad prepares to watch a special game on television. After setting up for an afternoon of sports, he's interrupted by Dexter, Dee Dee, and Mom, who monopolize his space and the television. Cameos by Barney and Betty Rubble. "Framed" When Dexter's glasses break, he accidentally starts a new fashion trend at school and becomes very popular.