The man loves a tiny inseam — and so do the people. Trending on Billboard DJs may not dance no more, but Harry Styles definitely does. The new music video for Kiss All the Time. Disco, Occasionally single “Dance No More” finds the One Direction alum dancing and singing and moving to the grooving (to quote Wild Cherry) from start to finish — all while making a statement with his shorts’ barely there inseam. Premiering Thursday (May 7) on YouTube after a brief countdown — during which a cheeky pair of red running shorts bounced around on screen — the video opens with the pop star walking into an open room where his band is already waiting for him. Wearing those same red shorts, Styles starts singing and shaking his groove thing to the beat as a crowd of people in rows of plastic chairs suddenly appears in front of him. Through the hypnotic powers of his leggy dance moves, the singer compels the audience to jump out of their seats and crawl toward him, wanting to become part of his performance.…