Well you might want to opt for an invisible lip liner. (Picture: Metro/Getty) SHOPPING – Contains affiliated content. Products featured in this Metro article are selected by our shopping writers.

After much digging, we believe we've found the exact one she was using—Sacheu Stayn Lip Liner, £12. Stocked at Boots, this long-wear lip liner keeps your lips in line all day and night.

Definitely recommend the shade Rosa- stunning! Can wear it by itself or with a lipstick/liner too. Bought this from the store in Liverpool, and can’t stop reaching for it! So nice and hydrating ...