Charlotte Tilbury Lip Cheat Liner Resize and reshape the look of your lips for a wider, fuller looking pout with the new Lip Cheat lip liner. Lip Cheat is Charlotte Tilbury's backstage beauty secret for fuller, wider looking lips! The velvety, waterproof formula glides onto your lips and smooths over texture for a seamless line, so you can resize and reshape the look of your lips effortlessly!