The top class playback singers of South India S.P.Balasubramanyam and Chitra have bagged best singers of the decade award given by Aryabhata Cultural Organization. In the similar category lyricist K.Kalyan and music director Devaa receive the decennial award (1994-2003) says founder secretary of the organization H.L.N.Rao. The awards will be distributed at the 17th annual awards function on 26th of this month at Ravindra Kalakshetra in Bangalore.