The white leather turtleneck number featured intricate lace detailing and an ultra low back, which added to the sex appeal. Her accessories were kept to a minimum, save for a few rings and a pair of white, pointy-toe pumps by Jimmy Choo.
The "American Idol" judge styled her hair in a voluminous blow out, which gave us serious hair envy, and sported a sultry bronzed smokey eye and glossy nude lip.
The 45-year-old "On The Floor" singer turned to Instagram to take a selfie before the festivities to give us a sneak peak at her stunning getup.
Luckily, JLO didn't get hit by the infamous slime at the event, because there's no way that dress would have recovered. Instead, "The Boy Next Door" actress pressed the button to drop the green goo on the show's host, Nick Jonas. We don't think JLo was too jealous of the results.