Our interview with Mike Kerr begins like a visit to the doctor’s.

“It hurts when I sneeze, cough, or laugh,” he says, gingerly. “But I’ve got some painkillers.”

Those symptoms can mean only one thing: Royal Blood’s frontman has overdone it on the whisky and fallen off bandmate Ben Thatcher’s drum riser during a gig.

Kerr had reason to get overexcited, the noisy bass and drums duo were playing their first show in 18 months at the 600-capacity Concorde 2, ...