These Are the Sexiest Looks Jennifer Lopez Wore in 2015

Jennifer Lopez has a long history with tight-fitting, barely there dresses and leotards. No one can deny she was the pioneer of the naked dress and responsible for making skimpy outfits totally acceptable and common on the red carpet and on stage. This year, the singer and actress took her love for sexy looks even further by showing off her belly button, toned legs, and cleavage all at the same time — and more than once. Keep scrolling to see J Lo's hottest looks of 2015, and then check out her best moments with Casper Smart through the years.