"Knuffle Bunny" by Mo Willems

Trixie, Daddy, and Knuffle Bunny take a trip to the neighborhood Laundromat. But the exciting adventure takes a dramatic turn when Trixie realizes somebunny was left behind!
Using a combination of muted black-and-white photographs and expressive illustrations, this stunning book tells a brilliantly true-to-life tale about what happens when Daddy's in charge and things go terribly, hilariously wrong.