Mario Dewar Barrett (born August 27, 1986), who performs under the mononym Mario, is an American R&B singer-songwriter, actor, dancer and model. He is best known for his hit singles "Just a Friend 2002" (2002) and "Let Me Love You" (2004), which won him two Billboard awards, as well as for appearing in the films Step Up and Freedom Writers. He has released four studio albums: Mario in 2002, Turning Point in 2004, Go! in 2007, and D.N.A. in 2009. In the end of 2000's decade, Mario was ranked by Billboard #98 on their "Artist of the Decade" list.