Kylie Jenner used Eyeko London products on her eyes for the American Music Awards. She tweeted “Secret weapon at #AMA’s – creates PERFECT black cat eye! Living for @eyeko liner & mascara @sephora #makingeyes” She posted a picture of the Eyeko ‘Eye Do’ Lash Enhancing Liquid Eyeliner ($19.00) and Eyeko ‘Black Magic’ Mascara ($24.00) next to their boxes.