Justin Bieber sparked controversy with his new dreadlocked hairstyle. This image appears in the gallery:22 Pictures You Shouldn't Miss This Week (4th April 2016) 11. Justin Bieber sparked controversy with his new dreadlocked hairstyle. Some people have claimed its cultural appropriation. Picture: Instagram 22 images See the full gallery: 22 Pictures You Shouldn't Miss This Week (4th April 2016)