She didn't walk the blue carpet, but Jennifer Lopez more than made up for it backstage, where she wowed in a lacy Elie Saab minidress and proved, at 45, that age is just number. She hit the Teen Choice Awards in a kelly-green, long-sleeved lace number with the heels and clutch to match — and, we're guessing, making everyone she passed just a little envious, if not completely awestruck. Does she get your vote?