Olympic gymnast Nastia Liukin is quite literally celebrating her own popularity while braless. The 31-year-old five-time Olympic medalist, who has been counting down to her Nastia Cup for days, has now reached the big day this year being held in Indianapolis, Indiana. Nastia's 12th annual hosting of the aspiring young gymnast event came with the mother of all show-offs on the Russian-born star's Instagram today, with Friday bringing those 1 million followers yet another pink treat - with a twist. Check it out below.