Following their placement on the chart-topping soundtrack for the
Black Panther
film, Vallejo hip-hop collective
SOB X RBE
issued their second mixtape,
Gangin
. The set featured the singles "Once Upon a Time," "Carpoolin'," and "Anti Social." Upon its release in early 2018,
debuted at number 74 on the Billboard 200. ~ Neil Z. Yeung