Mario

Mario Dewar Barrett (born August 27, 1986), known mononymously as Mario, is an American R&B singer-songwriter, actor, dancer and model. He is best known for his 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 (2002), Turning Point (2004), Go (2007), and D.N.A. (2009). In the end of 2000's decade, Mario was ranked by Billboard #98 on their "Artist of the Decade" list.

source: Wikipedia