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A Happy BIRD-DAY Card Kit: Color-in Cards with The Pigeon

Contributors

By Mo Willems Workshop

Formats and Prices

On Sale
Mar 31, 2026
Publisher
Knock Knock
ISBN-13
9781683496052

Price

$18.00

Price

$24.00 CAD

Format

Kit

Format:

Kit $18.00 $24.00 CAD

BESTSELLING AND BELOVED: Mo Willems’ characters have been entertaining readers for over two decades, earning numerous awards and a devoted fan base across generations. This greeting card kit brings the same wit and whimsy to gift-giving, making it a must-have for fans of the beloved books.

Mo Willems Workshop

About the Author

Mo Willems is a number-one New York Times bestselling author and illustrator who has been awarded three Caldecott Honors, two Theodor Seuss Geisel Medals, and five Geisel Honors. His debut book, Don’t Let the Pigeon Drive the Bus!, was inducted into the Picture Book Hall of Fame. Mo began his career as a writer & animator on Sesame Street, where he garnered six Emmy Awards.

Hidden Pigeon Company (“HPC”) is a kids and family content company expanding the reach and impact of Mo Willems’ bestselling catalog of children’s books and intellectual property across all entertainment platforms, including television, film, digital, gaming, live events, location-based experiences, publishing, consumer products, and more. 

Knock Knock Kids is a whimsical, rambunctious line of paper goods, books, and stuff for children (AKA young humans who haven’t lost the pixie dust we’re all born with). We make fun things to help kids express their feelings, build confidence, unleash their creativity, and laugh themselves silly. Like really, really silly.

Learn more about this author