Introducing "The Roots - Live au Festival Rock en Seine" recorded live in 2013. The Rock en Seine festival is a three-day rock music festival, held at Domaine National de Saint-Cloud, the Château de Saint-Cloud's park, west of Paris. The Roots is an American hip hop group, formed in 1987 by Tariq "Black Thought" Trotter and Ahmir "Questlove" Thompson in Philadelphia, Pennsylvania, United States. The Roots are known for a jazzy and eclectic approach to hip-hop featuring live musical instruments. About.com ranked the band #7 on its list of the 25 Best Hip-Hop Groups of All-Time, calling them "Hip-hop's first legitimate band."