It's a custom Emilio Pucci look for singer Beyonce, who walks down the Met Gala red carpet clad in this intricately embroidered vintage-inspired mermaid gown.

Actress Ashley Greene looks oh-so-beautiful at the Costume Institute Gala wearing a glamorous tulle and sequin-embellished strapless Donna Karan gown.

Leighton Meester chooses a little black dress with a twist at the Costume Institute Gala -- a sexy cut-out number from Louis Vuitton Fall 2011, complete with a pair of edgy strappy booties.

Rihanna plays peek-a-boo in a daring one-sleeve lacy number from Stella McCartney at the 2011 Costume Institute Gala.

Looking diva-licious at the 2011 Costume Institute Gala is Jennifer Lopez wearing a bold pop of fuchsia -- this hot magenta halter gown from Gucci Fall 2011 teamed with a matching clutch.

Diane Kruger channels sophistication at the 2011 Met Gala in a two-tone gown from Jason Wu Fall 2011 that features a nude embellished top and a black floor-sweeping skirt with a sexy thigh-high split.

"Gossip Girl" Blake Lively opts for a sexy Grecian-inspired look at the Alexander McQueen: Savage Beauty Costume Institute Gala at the Metropolitan Museum of Art in New York -- her draped one-shoulder Chanel Fall 2009 Couture dress with a nude silver-pailette bodice is is stunning.

Rihanna opts for a refreshing and playful polka dot bodycon dress from Mandalay as the singer launches her new fragrance "Reb'l Fleur" at Macy's Herald Square in New York City.

Leighton Meester showcases her shape at the DKMS 5th Annual Gala in a curve-skimming brown silk dress from Vera Wang Pre-Fall 2011.

Follow Zoe Saldana's lead and combine a classic updo with a sexy sweeping fringe for a sophisticated style fit for proms and parties.

Get her look: Make a deep side part along the arch of the brow, and blow-dry hair straight with a large round brush. Gather hair back at the nape, letting side-swept fringe fall out, then twist into a bun and secure with bobby pins.