Meet Babymouse--the spunky mouse beloved by young readers for more than a decade! You're all invited to Babymouse's big birthday event--and we mean BIG! Will she have the most epic birthday ever? This groundbreaking young graphic novel series, full of humor and fun, is a bestseller that's sold more than three million copies! "Move over, Superman, here comes Babymouse!"--The Chicago Sun-Times You are cordially invited to the birthday event of the year! Babymouse is having a birthday and she wants it to be BIG! Mount Everest BIG. Eiffel Tower BIG. Tyrannosaurus rex BIG. (Okay, maybe inviting a T. rex isn't such a good idea). Will all of Babymouse's birthday dreams come true? Will she have a five-hundred-tier cupcake? Find out in Happy Birthday, Babymouse--the eighteenth hilarious, action-packed installment of the beloved Babymouse graphic novel series by Matthew Holm and Jennifer L. Holm! DON'T MISS The BIG Adventures of Babymouse: Once Upon a Messy Whisker, the newest, brightest, and BIGGER THAN EVER graphic novel from BABYMOUSE!