The crowd at Merriweather Post Pavilion has been waiting for the show to start for over an hour, but nobody seems to mind. People are talking and laughing freely, distributing water handed out by the security guards, and singing along to the pre-show playlist. A group of girls are sitting in a small circle in the pit, playing a lively, music-themed game of Heads Up, inviting the people around them to join in. Andrew Hozier-Byrne, the Irishman who goes simply by Hozier, took