Quote by Scooby-Doo

"Ruh-roh! Mysteries never sleep, and neither do we."

Scooby-Doo

More from Scooby-Doo

"Scooby-Dooby-Doo, where are you?"
"Ruh-roh!"
"Like, zoinks!"
"Let's split up, gang!"

All quotes by Scooby-Doo