Written by Michaela Muntean
Illustrator Richard Walz
Published 1987
Publisher Western Publishing
Series Sesame Street Silly Stories
ISBN 0307128121

Monsters, Monsters! is a 1987 Sesame Street storybook featuring the Sesame monsters -- Cookie Monster, Grover, Grover's Mommy and Herry Monster. Oscar the Grouch also makes an appearance.

The book features four sections: Baby Monsters, Monster Nursery Rhymes, The Monster Hall of Fame and The Truth About Monsters.