The modest one-family home in Beverly Hills, Calif., is overflowing with what can only be called stuff. Camera cases, sneaker boxes, manuals covered in the discarded guts of Backwoods cigars. Bottles of barbecue sauce, mac-and-cheese packets, Energy Sparkling White Grape V8. Confetti cannons, Halloween skulls, IV bags on rolling stands (apparently props of some sort). There’s a whiteboard that reads, in ghostly half-erased letters, “make the best thing you can every day.” Mellotrons, drum pads and one very ’80s Mac desktop, plopped in the middle of the room, constitute a makeshift recording studio. And finally, scattered among all this stuff, there are the 14 members of the über-egalitarian, cult-favorite hip-hop collective Brockhampton.
On this Monday afternoon in late May, Kevin Abstract, 22, the de facto frontman, quietly sits in…