English model/actress Cara Delevingne and pop singer Rainsford took over Billboard's Instagram Stories Tuesday (May 26) to promote Rainsford's new music video "Crying in the Mirror" that Delevingne directed.But that's not all the superstar can direct: Delevingne and Rainsford (real name Rainey Qualley) choreographed a warm welcome to their takeover with a cute handshake-turned-dance before hosting a wild freestyle dance party to the new tune released last Friday (May 22).Fellow model Kaia Gerber