Boygenius Album Cover Rock N Roll Music Poster Black & White Size 24X36. Boygenius refers to a supergroup consisting of three immensely talented indie rock musicians: Julien Baker, Phoebe Bridgers, and Lucy Dacus. They came together in 2018 and released an EP titled "Boygenius." Each member of the group was already gaining significant attention in the indie music scene for their solo work, and their collaboration generated a lot of excitement among fans and critics alike. Poster size 24X36.