Fabulously Spotted: Jennifer Lopez Wearing Yves Saint Laurent – Hakkasan Las Vegas Grand Opening

Who & What: Jennifer Lopez and her boyfriend Casper Smart attend the grand opening of Hakkasan Las Vegas Restaurant and Nightclub at the MGM Grand Hotel and Casino in Las Vegas Saturday night.

Dress: She wore a black ruched Yves Saint Laurent halter mini dress.

The former American Idol judge style her dress with a gold clutch, and Brain Atwood Zenith Mary-Jane pumps.

Was her clutch the right size against a petite dress?

Jennifer Lopez Yves Saint Laurent Hakkasan Las Vegas Grand Opening Jennifer Lopez Yves Saint Laurent Hakkasan Las Vegas Grand Opening Jennifer Lopez Yves Saint Laurent Hakkasan Las Vegas Grand Opening Jennifer Lopez Yves Saint Laurent Hakkasan Las Vegas Grand Opening Jennifer Lopez Yves Saint Laurent Hakkasan Las Vegas Grand Opening Jennifer Lopez Yves Saint Laurent Hakkasan Las Vegas Grand Openingyves saint laurent one-shoulder dressCredit: PacificCoastNews.com