Scrappy Doo: I'm as cute as a Powerpuff Girl. I'll get my own show.
Fred: Mr. Mononucleosis, we have hit a clue smorgasboard.
Shaggy: Sit grandma, bad grandma, don't eat the kitty.
Scooby Doo: Why's Fred in a bad mood?
Shaggy: He's not in a bad mood, Scoob, he's a monster.
Shaggy: Scooby-Doo, where are you?
Scooby Doo: What's that?
Mondavarious: It's a cat with a bobbing head, please don't touch it.
Mondavarious: Two years ago that little pest turns up at a casting session for our evil elves. Next thing I know i'm stuck in a hole and he's cavorting about in a mechanical version of me. But look thank you so much. What a delight. Fantastic! Fantastic.
Fred: This is more embarrassing than the time you started cleaning your beans at Don Knotts' Christmas party.
Scooby Doo: Ramburgers.
Creature: I've gotta bag of... uh... hamburgers for you. All you have to do is to come out into the dark shadowy part of the woods where no one can see you.
Scooby Doo: Okay.
Shaggy: Zoinks! them peppers is like hot.
Velma: Kinda makes you nostalgic for the homicidal creatures, doesn't it?





Answer: It's never explained. We're just left to assume he was somehow able to.