Royce Da 5'9" says his stage name was based off of his height and the R emblem he wore on his chain resembled the Rolls Royce signature emblem, however, prior to being dubbed the infamous name in high school, he says he went by the name R Dog, which didn't even last a year.
During the conversation Royce also spoke about meeting Eminem in 1997 at a Usher concert, where the rapper was selling his Slim Shady EP. He also spoke about Em's "short fuse" and his temper flaring at times during the beginning of his career. Royce also spoke about seeing him squaring up with people at shows, which you can hear more about in the above clip.