Dime Pieces: Melanie Fiona Rocks!

Plus, Estelle and Alicia Keys are this week's best dressed.

Melanie Fiona\r\r - The singing sensation puts on the "cool" at the Black Girls Rock! and Soul concert in NYC in a saucy shirt, shorts, Louboutin ankle boots and Ray Bans.\r\r(Photo: Steve Mack/WireImage)loose's

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Melanie Fiona\r\r - The singing sensation puts on the "cool" at the Black Girls Rock! and Soul concert in NYC in a saucy shirt, shorts, Louboutin ankle boots and Ray Bans.\r\r(Photo: Steve Mack/WireImage)loose's

Lil Mama\r\r - Cute, comfy and colorful, the rapper is looking good in a pink Adidas sweat suit and matching sneakers. \r\r(Photo: Steve Mack/WireImage)

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Lil Mama\r\r - Cute, comfy and colorful, the rapper is looking good in a pink Adidas sweat suit and matching sneakers. \r\r(Photo: Steve Mack/WireImage)

Estelle and DJ Beverly Bond\r\r - Keeping it simple in a belted black blazer and booties, Estelle lets her red pants and red pout do all the talking. \r\rDJ Beverly Bond rocks a belted jumper ensemble, finished with a silver necklace and white sandals. \r\r(Photo: Terrence Jennings/Picturegroup)

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Estelle and DJ Beverly Bond\r\r - Keeping it simple in a belted black blazer and booties, Estelle lets her red pants and red pout do all the talking. \r\rDJ Beverly Bond rocks a belted jumper ensemble, finished with a silver necklace and white sandals. \r\r(Photo: Terrence Jennings/Picturegroup)

Zoe Saldana\r\r\r \r  - Helping as a guest judge on Project Runway, the actress picks a hot red Michael Kors Fall 2011 ensemble and nude pumps.\r\r(Photo: WENN.com)

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Zoe Saldana\r\r\r \r  - Helping as a guest judge on Project Runway, the actress picks a hot red Michael Kors Fall 2011 ensemble and nude pumps.\r\r(Photo: WENN.com)

Alicia Keys\r\r - Displaying her fab post-baby figure in a sexy black ensemble and bright green blazer, Alicia attends the opening of The Mountaintop in New York.\r\r(Photo: Andy Kropa/Getty Images)

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Alicia Keys\r\r - Displaying her fab post-baby figure in a sexy black ensemble and bright green blazer, Alicia attends the opening of The Mountaintop in New York.\r\r(Photo: Andy Kropa/Getty Images)

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Regal Beauty - Doesn't the first lady look regal in purple? The Obamas were set to host the Korean president and first lady at a state dinner on Oct. 13, 2011. (Photo: Alex Wong/Getty Images)

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Michelle Obama\r\r - First Lady Michelle Obama gives her violet asymmetrical gown by Korean-American designer Doo-Ri Chung a super sleek touch by adding a jeweled belt and chandelier earrings.\r\r(Photo: Alex Wong/Getty Images)

Gabrielle Union\r\r - Showing her support for Charlize Theron's Africa Outreach Project benefit, the actress appears in a cream Rachel Roy frock that she pairs with a gold clutch and Giuseppe Zanotti sling backs. \r\r(Photo: Michael Buckner/Getty Images)

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Gabrielle Union\r\r - Showing her support for Charlize Theron's Africa Outreach Project benefit, the actress appears in a cream Rachel Roy frock that she pairs with a gold clutch and Giuseppe Zanotti sling backs. \r\r(Photo: Michael Buckner/Getty Images)

Sanaa Lathan\r\r - Also at the star-studded Africa Outreach Project benefit, the actress shines in a beautiful Rachel Roy Marquesa Draped Chain-Strap dress and blue suede peep-toe pumps.\r\r(Photo: Michael Buckner/Getty Images)

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Sanaa Lathan\r\r - Also at the star-studded Africa Outreach Project benefit, the actress shines in a beautiful Rachel Roy Marquesa Draped Chain-Strap dress and blue suede peep-toe pumps.\r\r(Photo: Michael Buckner/Getty Images)

Ciara\r - Ciara arrives wearing a blush pink Valentino ruffled blouse and leather skirt, with 5-inch stilettos and a small clutch.\r\r(Photo: Michael Buckner/Getty Images)

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Ciara\r - Ciara arrives wearing a blush pink Valentino ruffled blouse and leather skirt, with 5-inch stilettos and a small clutch.\r\r(Photo: Michael Buckner/Getty Images)

Paula Patton\r\r - The Mission Impossible: Ghost Protocol star poses in West Hollywood, wearing some serious heels and a slick leather outfit by Monika Chiang.\r\r(Photo: Landov)

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Paula Patton\r\r - The Mission Impossible: Ghost Protocol star poses in West Hollywood, wearing some serious heels and a slick leather outfit by Monika Chiang.\r\r(Photo: Landov)