McGee, Joe, 1972- Junior monster scouts #4

"A carnival has come to The Village, complete with a fun house! But what the villagers don't know is that Baron Von Grump is behind it. If the villagers won't be silent on their own, he'll hypnotize them and finally get the peace and quiet he needs! When Junior Monster Scouts Vampyra, Wolfy, and Franky go to the carnival with their new friend George, the Invisible Boy, they can tell not everything is fun and games. Everyone is under some kind of spell! Can the little monsters beat Baron Von Grump's mesmerizing fun house mirrors and free the villagers?"--Amazon