The gang investigate on this mystery where activated toys are taking over the toy store. They suspect a really interested fanatic is involved with the case. When he actually comes clean, the gang thought they were right all along. But they weren't.
Officer Walter Claphammer: I can't believe a great military mind like mine was outsmarted by four kids and a mangy mutt.
Scooby: Mutt?
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Fred: So did you see the game last night?
Shaggy: I'm not into sports. Wanna get something to eat?
Fred: I'm not hungry. OK, next time, we pair up like usual.
Shaggy: All right.
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