Singer Lola Young played her first headline show for five months in London on Wednesday after taking a break to "work on myself" following an on-stage collapse last September, and showed she can fulfil her pledge to come back stronger. As Young's anthem Messy blew up as a massive global hit over the past 18 months, for her, a messy lifestyle wasn't just the stuff of song lyrics. She twice went into treatment for cocaine dependency, according to a New York Times profile last summer, and told the