Photos: Daniel Kielman Chance, Acid Rapper (and as of yet, unproven soccer hacky sacker), nabbed the headlining spot last night at the Regency Ballroom. Following a set by DJ Rashad, Chance took a cue from frequent collaborator Childish Gambino's artfulness to play an eccentric visual prelude to his show—one of several film pastiches shown throughout his set. "Social Experiment", the name of Chance's tour, also worked as the central theme of the videos. Each revolved around a relationship type: lovers, sex consorts, platonic friends (which concluded with a little selfie with Madonna), etc., and added weight to the [...]