Cherry bomb. Angelina Jolie’s son Knox debuted a vibrant dark red hair color on Monday as he was photographed leaving a Muay Thai class in Los Angeles. The 18-year-old’s punky ‘do was cropped close on the sides and left long and choppy up top. He was snapped with bleached blond hair as recently as Aug. 5, putting the crimson dye job sometime within the past week. Knox has been treating his head like a mood ring all year, kicking off 2026 with platinum strands and opting for fiery orange in the spring. Cotton candy pink spikes came last November, debuted on a grocery run in Los Feliz. The pastel pixie drew comparisons to his mother’s hot…
