The band members all wear the same blue v-neck uniform. The blue fish has short blond hair, the pink fish has brown hair, and the orange fish has red hair. In "Mall Girl Pearl," the blue fish has brown hair and the orange fish has blond hair.
Role in episode
Boys Who Cry is first mentioned by Pearl when she requests them to sing at her birthday party. They show up out of a gift box after SpongeBob pulls up with all her gifts. They charge $1,000,000 just to show up at any place for singing.