Lewis Capaldi has been crowned the king of heartbreak after his ballads were found to be the best music to get over a break-up, according to a new study.The Scottish crooner's song, which includes number one hit Someone You Loved, came top place as listening material for new singletons mending broken hearts. The bizarre survey by GoodLuckMate studied thousands of tracks in global Spotify playlists featuring the words “break up” and “heartbreak”.