An Instagram star from Ukraine who boasts 'the world's biggest cheeks' has shared a rare photo of herself before she underwent extreme cosmetic surgery. Anastasia Pokreshchuk has spent more than $3000 on facial fillers and Botox over the years and injects herself with hyaluronic fillers following the instruction of a doctor's online tutorial. Flashback: Instagram star Anastasia Pokreshchuk who boasts …
