The celebrity crowd was in full force at Tommy Hilfiger's fashionable fete to celebrate the designer's new LA flagship store. Jessica Alba  stunned in a gorgeous all-white ensemble by Hilfiger, Olivia Munn opted for a chic shorts-and-blazer combo (also by Hilfiger), while Jennifer Lopez  donned a metallic printed dress with colorful sandals. Meanwhile, Drew Barrymore  showed off her West Coast cool factor in navy separates, Perrey Reeves looked classic chic in plaid, and Julianne Hough went all-out glam in a formfitting gown. Click through to see all the looks, and then vote on your favorite look!
Jessica Alba  opted for all white in a Tommy Hilfiger silk blouse with matching trousers, a leather clutch, and satin black-and-white pumps.
Jennifer Lopez  shimmered in a metallic printed dress paired with black tights and equally eye-catching printed sandals.
Olivia Munn was decked out in head-to-toe Tommy Hilfiger, wearing crisp denim shorts, a striped blouse, a white blazer, and platform loafers.
Drew Barrymore  showed off her California-cool style by pairing a rock 'n' roll tee with red pumps and a navy Tommy Hilfiger blazer that matched her tapered trousers.
Perrey Reeves looked like the quintessential Tommy girl in the designer's plaid skirt, blazer, and buckled boots.
Julianne Hough opted for all-out glamour in a navy Tommy Hilfiger gown featuring a key-hole neckline and sexy slits.