Halsey. Rich Fury/Getty Images On New Year's Eve, Halsey showed off a new shaggy, blonde hairdo. The singer dramatically changed her hair several times in 2017. At different points last year, Halsey had long blue hair, a buzz cut, and medium-length brown hair. Halsey is starting the new year off with a fresh hairstyle, and we can hardly recognize her. Jason Koerner/Getty Images Halsey's look had a glam, retro vibe. The singer even started 2017 with a blonde pixie cut ? but it looks nothing like her current style. Sign up here to get INSIDER's favorite stories straight to your inbox.