An energetic three-year-old is reluctant to make the big switch from diapers to underwear Dash is always on the move, and he likes that his diaper lets him (quite literally) go on the go--no pit stops needed! Who needs underwear when his diaper has great crash padding and keeps his bum nice and warm? He is Diaper Kid, after all! When his best friend Esme shows up in underwear instead of a diaper, Diaper Kid feels betrayed. But after a splash in the pool leads to a soggy bottom, Dash realizes that underwear might have perks after all. They do look fast with their race car pattern ... and now his purple car has room for two! This relatable story will resonate with both children and adults and encourage tackling a common transition with humor and lightness.