Bat for Lashes Side Project Sexwitch Unveils Hypnotic ‘Ha Howa Ha Howa’Bat for Lashes Side Project Sexwitch Unveils Hypnotic ‘Ha Howa Ha Howa’Bat for Lashes mastermind Natasha Khan is back with "Ha Howa Ha Howa," the latest song to emerge from her new side project, Sexwitch.Beth KellmurrayBeth Kellmurray