Sir John is responsible for many of Beyoncé's most iconic beauty looks, including her makeup during her Coachella performance, her looks in "Formation," and her memorable performance at the Grammys while pregnant with twins in 2017. He has collaborated with brand Luminess on a line of Lion King-themed makeup and is a mentor on American Beauty Star alongside Ashley Graham.
Other notable clients: Joan Smalls, Gabrielle Union, Serena Williams