O is the debut studio album by American R&B singer Omarion, released on February 22, 2005 via Epic Records and Sony Urban Music. Despite featuring explicit language, the album doesn't have a Parental Advisory label on the cover. It features three singles: the title track, "Touch" and "I'm Tryna." The album entered at number one on the Billboard 200, and has sold more than 750,000 copies in the United States as of November 2008. O went on to be certified Gold by the Recording Industry Association of America (RIAA) and was nominated for a Grammy Award for Best Contemporary R&B Album at the 48th Grammy Awards.