Crossover tease

HIS CROSSOVER TO BEAR: Columbia's DJ Snake & Lil Jon "Turn Down" for no one, as the EDM monster takes the top spot at Rhythmic radio. Meanwhile, Republic's Ariana Grande vaults into the Top 10, Glassnote's Childish Gambino keeps movin' on up and WB's Nico & Vinz is set to debut. That's the nickel tour; check out Andy Arnold's latest column in its entirety for a thorough briefing. (5/28p)