9th Wonder and Buckshot follow-up their critically acclaimed fan favorite, Chemistry, with The Formula. The second volume in their collaboration series, the new album includes 13 brand new songs, including collaborations with Talib Kweli, The Formula Crew, Swan, Carlitta Durand, Tyler Woods, Keisha Shontelle, Arafat Yayes, and Big Chopps of M1 Platoon. As an added bonus, get the exclusive bonus track at HipHopSite.Com - a classic 1994 freestyle session from DJ Evil Dee, featuring Buckshot and Rock of Heltah Skeltah. $10, encoded at 320 kbps.