Since Rock Candy came out in February, Mackeeper have continued to churn out sticky songs, and had one of them appear in The Drama . Now, after months of capricious singles comes Believe You Me , a debut album indebted to the fuckboy charm of the aughts: jorts and gel spikes, rap-adjacent rock bands and Lil Wayne guitar solos. Cohen and Harwood grew up in Maryland, studying Top 40 hits and FL Studio tutorials; in some ways, this fun, formalist record—impeccable songcraft, insane sprezzatura—plays like a tribute to those days. It also suggests that Cohen and Harwood have grown up quite a bit: They are increasingly mature producers, which delightfully offsets their mischievous tilt. I am both impressed and amused by “Men in Black,” a digi-rock stomper of quixotic proclamations (“I’ve been practicing a new religion”) and snorted ad-libs (“Young Moolah, baby!”).…