From the one and only Sandra Boynton comes a celebratory board book about a madcap crew of lovable birthday party crashers.

You hear the door come crashing down—those birthday monsters are in town! Featuring Boynton’s irresistible rhyming text and delightful illustrations, these creatures are going to wreak havoc in the most extraordinarily rude ways, making every celebration truly unforgettable!

Five Birthday Monsters
barge right in
and yell, “It’s Morning!
Let’s Begin!”

"“The birthday child looks very much like a hippopotamus. Her friends, the birthday monsters, arrive just after dawn, bring presents, make a wonderful mess and clean it up. Part of an appealing new board-book series.”" - The New York Times Book Review