Olympic gymnast Nastia Liukin's bare legs are making a headline for a reason today. The 31-year-old five-time Olympic medalist talked "50 shades of pink" on Friday, with an Instagram update showing the blonde flaunting her jaw-dropping pins and looking pretty as a picture in pink. Nastia, followed by 1 million, got her pink on for cash today, with her post coming as a paid partnership with Facebook App – turns out, the 2008 all-around champion is one social girl. Check it out below.