Are an American musical group from Los Angeles, composed of rappers will.i.am, apl.de.ap and Taboo. The group's lineup during the height of their popularity in the 2000s featured Fergie, who replaced original member Kim Hill in 2002. They have sold an estimated 80 million records, making them one of the best-selling musical acts of all time, and were ranked 12th on Billboard's 2000s Decade-End Artist of the Decade Chart and 7th on the Hot 100 Artists of the Decade