Chickenfoot, also known as Chewy Rodriguez, is a normal man who got trapped in his chicken disguise from

Chicken foot

a microwave accident and thought he was a freak. He works at a Chicky Licky, and has become more of an urban legend. His first 'worldwide' appearance was on an episode of Mysterious Mysteries.

Dib exposes Chickenfoot for what he is: a man in a suit, after watching the episode of Mysterious Mysteries and being humiliated in front of his father's colleagues.

He appears only in the "The Sad, Sad Story of Chickenfoot" episode.