Laurence ''Morpheus'' Fishburne adds ''The King of Cali'' and ''Smoke'' to his ever-burgeoning list of a.k.a.'s, here playing the many-monikered and never-defeated champ of the underground L.A. motorcycle-racing scene. That is, until a punk named Kid (''Antwone Fisher's'' Derek Luke) threatens to unseat him. ''It's gonna surprise people to get a glimpse into this world of bikers and hip-hop,'' says Fishburne. Even more surprising: Kid Rock acts!