One of 2014’s most enduring musical moments is likely to be Future Islands’ performance of ‘Seasons (Waiting On You)’ on the Late Show with David Letterman, a star-making turn that seemed to catapult them from cult favourite to near-ubiquity overnight. The hype has barely subsided since then – and now, with killer record Singles in tow, their overdue victory lap continued at Sunday’s long sold-out Sydney show.