Keke Palmer attends the Premiere Of Vertical Entertainment’s “Pimp” at Pacific Theatres at The Grove on November 7, 2018 in Los Angeles, California. Palmer shared her lifelong battle with cystic acne and PCOS on Instagram.com on Tuesday. The 27-year-old singer, actress and TV host wrote a lengthy post and shared photos of her face scarred by acne over the years. (Photo by Gregg DeGuire/Getty Images)