Gucci Mane and Waka Flocka enlist YG for the latest leak, “15th And The 1st,” from their Ferrari Boyz project.

Audio clip: Adobe Flash Player (version 9 or above) is required to play this audio clip. Download the latest version here. You also need to have JavaScript enabled in your browser.

Download: Gucci Mane & Waka Flocka Ft. YG: 15th And The 1st