Jennifer Lopez Wore a Completely Sheer Dress on Her Birthday

Happy birthday, Jennifer Lopez! The singer turns 48 today, but she celebrated the big day with her boyfriend, Alex Rodriguez, over the weekend. So what do you wear if you're J.Lo and nearly closing out your 40s? A completely sheer, backless minidress, of course. Lopez put all of us to shame in a daring mesh dress with cutouts, which she accessorized with a glittering clutch and ankle-strap platforms.

Rodriguez's birthday is on Thursday, July 27, so the couple celebrated with a dual bash. As their latest looks prove, they're definitely in the running to be one of the most stylish couples in Hollywood.

Scroll down to see what Jennifer Lopez wore to celebrate her birthday this weekend.