O-Hum is an Iranian pop rock band founded in 1999 by Sharham Sharbaf, the band's current singer. The band's music is a mix of western music and traditional Persian music with lyrics by Hafez, a poet of the Iranian XIV century. Their first album Nahal-e Heyrat was released in the summer of 1999. Then followed two more albums: "Hafez in Love" and "Aloodeh"