There's a music show going on, but one of the instruments, a little bongo drum, falls out of the show truck. So Dora and Boots must get Baby Bongo back to the show so that he will perform for the very first time.

Dora and Boots are painting pictures in Dora's yard when suddenly, they hear crying. In the nearby forest, they discover Pincel, a paintbrush who's crying multi-colored tears. He needs their help getting back to the Art Studio!