Must B 21 is the second studio album released by The Black Eyed Peas front man will.i.am. The album was released on September 23, 2003 by an independent label as a joint venture with Coors in support of the product relaunch of their malternatve beverage, ZIMA. The album was originally available on blue Vinyl only, but a CD release followed in December 2003. Track seventeen on the release, "Go!", was regularly used as the theme for the NBA Live 2005 and Madden NFL 2005 seasons. A video for the track was also recorded for use within the sports, however, no singles were released from the album. The artwork on the front cover was designed by Shepard Fairey. "I'm Ready" was later re-worked to become The Black Eyed Peas smash-hit "Let's Get Retarded".