Gemstones

Gemstones, real name DeMarco Castles, was signed to Lupe Fiasco's label 1st and 15th in 2001. Gemstones appeared on Fiasco's breakout album Food & Liquor (when Castles still rapped under the name Gemini) and then again on the "Kick, Push" rapper's second record, The Cool. Since then, 'Stones ha...