Best Dressed of the Week: Gabby's Little Black Dress

Plus, Rihanna is white-hot, J.Lo stuns in gold and more.

Gabrielle Union  - The actress steals the spotlight at the ESPYS in L.A. thanks to this plunging Marc Bouwer stunner.  (Photo: Frederick M. Brown/Getty Images) 

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Gabrielle Union - The actress steals the spotlight at the ESPYS in L.A. thanks to this plunging Marc Bouwer stunner. (Photo: Frederick M. Brown/Getty Images) 

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Rihanna - Rihanna debuts her gray strands while out and about in Birmingham in a white mesh top and shorts by Adam Selman. She completes her look with fresh Balenciaga sneaks. (Photo: Palace Lee, PacificCoastNews.com) 

Long Hair, Don't Care - A beautifully embellished silk top with jean shorts and aqua pumps kept Angela's outfit dressy casual and could easily turn her day look into something for the night. (Photo: John Ricard/BET/Getty Images for BET)

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Angela Simmons - 106 & Park’s stylish co-host tops her denim cutoffs with a printed blouse and sky-blue pumps. (Photo: John Ricard/BET/Getty Images for BET) 

Chrissy Teigen - Also at the ESPY Awards, Chrissy sports a sheer yellow blouse and matching pencil skirt (both by Izmaylova). It doesn?t get much more summery than that.  (Photo: Alberto E. Rodriguez/Getty Images for ESPY) 

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Chrissy Teigen - Also at the ESPY Awards, Chrissy sports a sheer yellow blouse and matching pencil skirt (both by Izmaylova). It doesn’t get much more summery than that. (Photo: Alberto E. Rodriguez/Getty Images for ESPY) 

Jennifer Lopez - J.Lo flaunts her gorgeous gams and jaw-dropping curves in a gem-encrusted Zuhair Murad mini at the Premios Juventud show in Miami.  (Photo: Olivia Salazar/FilmMagic) 

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Jennifer Lopez - J.Lo flaunts her gorgeous gams and jaw-dropping curves in a gem-encrusted Zuhair Murad mini at the Premios Juventud show in Miami. (Photo: Olivia Salazar/FilmMagic) 

Rita Ora - In London, the blonde beauty works a demure look in a white strapless dress that complements her bronze tan and red pout perfectly.   (Photo: Spiller/WENN.com) 

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Rita Ora - In London, the blonde beauty works a demure look in a white strapless dress that complements her bronze tan and red pout perfectly. (Photo: Spiller/WENN.com) 

Zoe Saldana - File this look under ?less is more.? Zoe Saldana makes a simple white tank, black skinnies and designer shades look hot for her visit to the Barclaycard Unwind VIP lounge in London.  (Photo: Dave M. Benett/Getty Images) 

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Zoe Saldana - File this look under “less is more.” Zoe Saldana makes a simple white tank, black skinnies and designer shades look hot for her visit to the Barclaycard Unwind VIP lounge in London. (Photo: Dave M. Benett/Getty Images) 

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Draya Michele - The Basketball Wives star walks the ESPY’s red carpet in a long ethereal gown with an eye-catching neckline. (Photo:WMTV, PacificCoastNews.com) 

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Savannah Brinson - Lebron's leading lady stuns at the ESPYs in LA in a belted two-tone dress with mermaid silhouette. (Photo :WMTV, PacificCoastNews.com) 

Lisa Leslie - Former WNBA baller and model Lisa Leslie makes her presence known at the ESPY Awards in a white asymmetrical gown and flawless updo.    (Photo: Alberto E. Rodriguez/Getty Images for ESPY) 

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Lisa Leslie - Former WNBA baller and model Lisa Leslie makes her presence known at the ESPY Awards in a white asymmetrical gown and flawless updo.  (Photo: Alberto E. Rodriguez/Getty Images for ESPY)