Brittany Nicole Carpentero aka Diamond is an ​American rapper and former member of the group Crime Mob. In 2007, she left Crime Mob to launch her solo career. She became a cast member on the Oxygen reality series Sisterhood of Hip Hop.

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She joined Crime Mob when she was 15 years old in 2004, and they released their first single "Knuck if you Buck" that same year.

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She collaborated with rapper Eve on the song "My Chick Bad" in 2010.

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She collaborated with Freeway on the song "Ice Cream" in 2012.

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Her mother is African-American and her father is Puerto Rican.   Source.