Christopher Brian Bridges (born September 11, 1977), better known by his stage name Ludacris, is an American rapper and actor. Along with his manager, Chaka Zulu, Ludacris is the co-founder of Disturbing tha Peace, an imprint distributed by Def Jam Recordings. Ludacris is tied with Nelly for the title of the hip-hop solo artist with the second most Billboard Hot 100 number-one hits (four each). He has sold more than thirteen million records in the United States alone.[citation needed] He is also the rapper with the most Top 40, Top 25 and Top 10 Billboard Hot 100 Hits of all time.[citation needed]