Cameron Diaz looks sleek and chic at the Mexico City premiere of "Sex Tape" in a Saint Laurent LBD, black strappy Prada sandals and a black Cleobella clutch.

Kylie Jenner played up her new jet-black hair with a black sweater, leather skinnies and black boots at The Imagine Ball in West Hollywood, California.

Model Chrissy Teigen managed to show some serious skin while being covered up at the DuJour Magazine Cover Launch Party in Los Angeles, thanks to a sheer Saint Laurent top, La Perla multi-way bra and a Stella McCartney midi skirt.

Emmanuelle Chriqui gave her dreamy For Love & Lemons dress some edge by pairing it with black booties and a black hat at an event for the fashion brand in Los Angeles.

Sheer sleeves and shooties helped break up Mary J. Blige's head-to-toe black ensemble at the Kiehl's LifeRide Finale Event in New York City.