Gangsta Boo recently collaborated with SF-based nail brand Floss Gloss for a limited edition nail polish shade. This flirty cherry lacquer, aptly titled “Gangsta Boo,” is the brand’s first classic red hue. Get it on sale with rep code BLAQVIXEN at checkout! Save more when you sign up with Ebates and install their Ebates Cash Back Extension (read their FAQs). Gangsta Boo, who joined fellow emcees Lola Monroe, Trina, and Lil Kim for a hip hop unity photoshoot by celebrity photographer Michael Antonio in 2010 sat down with The Women of Hip Hop last month. The story behind the collaboration is as follows: I have a nail polish color coming out…