Chris Brown dyed his hair blond (then back to black), Game rocked a red Mohawk, and now Wiz Khalifa is the latest male artist to switch up his hair. The “Black and Yellow” rapper shaped his Afro into a Mohawk, dubbing it a “Frohawk,” revealing the first two images of his fresh look. The Frohawk will make its television debut on tonight’s “Late Show with David Letterman.”