The American Idol judge showed off her famous curves in this stunning scarlet Temperley London dress, with asymmetric ruffle.
J-Lo completed her A-list look with leg-lengthening nude Louboutins, a matching ruby ring, diamond earrings and a sleek plaited updo.
La Lopez was in attendance at the charity gala with husband Marc Anthony, and presented Bill Clinton with the presitgious Ambassador Award.
What do you think of J-Lo's Temperley London frock? Let us know below!