Before October’s release of The Haunted Man, it had been three years since the last Bat for Lashes album. But that doesn’t mean Natasha Khan has been resting on her laurels. After first capturing hearts back in 2006, Khan came back stronger than ever this year, delivering her best work to date. “A Wall,” the album’s third single, finds Khan working once again with director Noel Paul, this time co-starring English actor Harry Treadaway.