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He has brown hair and wears a red baseball cap.
He was willing to help his uncle pull off a scam, which including deceiving his friends.
Scooby-Doo! (DC Comics)
He went on a camping trip with his friends the Trainors, and tricked them with an inflatable alien dummy at night. He pretended he had found where the alien was hiding, and led the gang there. He did this as a favor for his uncle, to help him boost his newspaper's circulation.