"911" is a duet between Haitian rapper Wyclef Jean and American soul music singer Mary J. Blige. It was released on 5 September 2000 as the third single from Jean's second studio album, The Ecleftic: 2 Sides II a Book (2000), and was later included on Blige's compilation Reflections (2006). The song peaked at number 38 on the US Billboard Hot 100 and had success worldwide, particularly in Scandinavian countries, reaching number one in Norway and Sweden.

Nel Ust Wyclef Jean is a Haitian rapper, singer, record producer and multi-instrumentalist. At the age of nine, Jean and his family immigrated to Northeastern United States. He formed the New Jersey-based hip hop trio Fugees in 1990 with fellow musicians Lauryn Hill and Pras Michel, for which Jean served as lead guitarist and producer. The group released the albums Blunted on Reality (1994) and The Score (1996), the latter became one of the best-selling albums of all time. Following their success, Jean released his debut solo album, Wyclef Jean Presents The Carnival (1997), which yielded the Billboard Hot 100-top ten single "Gone till November".