Who Wore it Best?

Diva Style Whitney Houston and Madonna showed off their svelte figures in the replica leopard print Dolce & Gabbana dresses on the same night! Houston celebrated her comeback at an album listening party with Clive Davis (pictured, far left) in London on July 14, while Madge went out on the town with the D&G designers in Italy.

Richard Young, Rex USA | Luca Sgro, Bauer-Griffin

Dancing With the Stars host Samantha Harris celebrated her Broadway debut as Roxie Hart in "Chicago" wearing a Diane von Furstenberg dress on July 7. Starter Wife actress Debra Messing first rocked the frock back in October at a Saks charity event in New York City.

Eugene Gologursky, WireImage | Dimitrios Kambouris, Getty Images

Khloe Kardashian attended the Three-O Vodka launch party on July 9 in New York City in a black-and-white Alice + Olivia dress. The reality TV star added some edge to her look with open-toe booties. Amber Tamblyn cinched the same two-toned dress with a black belt at the Whitney Contemporaries Art Party on June 17.

Michael Loccisano, Getty Images | Astrid Stawiarz, FilmMagic

Tennis champion Serena Williams paired these gold sequined Ralph Lauren harem pants with a basic white tank to the designer's Pre-Wimbeldon party in London on June 18. But we remember Angie Harmon posing pretty at a book signing in April wearing the billowy bottoms with a taupe button-down and brown sandals.

Ferdaus Shamim, WireImage | Donato Sardella, WireImage

British singer Estelle wore this Matthew Williamson for H&M maxidress with a cropped denim jacket to the unveiling of the Fashion Against AIDS event held by the retailer in New York City on May 27. Kourtney Kardashian wore the exact multi-colored dress a week earlier at the Dash Boutique opening in Miami.

Astrid Stawiarz, Getty Images | Gustavo Caballero, Getty Images

Rihanna stepped out on the New York City streets to do some major shopping in this minimal ensemble of a sweater, corset, and J. Brand "Zombie" jeans on May 6. Jessica Alba sported a similar pair of distressed denim with lighter locks while out in Los Angeles, CA.

X17online.com | Flynetpictures.com

Jessica Simpson shows off her curves in a red and navy striped Michael Kors dress to sing the national anthem at a golf tourney in Potomac, Maryland on July 1. Meanwhile Anna Faris opted for bolder accessories including sky high platform heels and a stack of gold bracelets while wearing the same frock on a photo shoot in Beverly Hills back in January.

Kevin Dietsch, UPI /Landov | RIV/Fame Pictures

Megan Fox looked rocker chic in this Stella McCartney T-shirt layered underneath a cropped jacket at Fuse's studio in New York City on June 26. The Bones star Emily Deschanel rocked the same leopard-faced top at the designer's L.A. boutique on June 5.

Michael Loccisano, Getty Images | Donato Sardella, WireImage

Author and reality TV star Lauren Conrad must have taken a few style notes from Kate Moss. Lauren wore Moss' TopShop dress with a light gray blazer while promoting her book "L.A. Candy" in New York City. Kate first rocked the mini-dress back in April for the launch of the British chain's Manhattan flagship store. The model-designer went for a more fabulous look by layering on a black tuxedo jacket, tights, and heels.

Jose Perez, Splash News | Theo Wargo, WireImage

Padma Lakshmi attended the Wayuu Taya Foundation Gala in New York City wearing this mauve Halston jumpsuit on June 17. The "Top Chef" host accessorized her look with gold jewelry from her own line. Eva Longoria Parker sported the same one-piece back in May at a charity event in Beverly Hills, CA, but "the desperate housewife"kept the jewelry to a minimum.

Bryan Bedder, Getty Images | George Pimentel, WireImage