Aliaune Badara Akon Thiam better known as Akon, is a Senegalese-American R&B recording artist and songwriter. According to Forbes Akon grossed $21 million in 2010, $20 million in 2009 and $12 million in 2008. He rose to prominence in 2004 following the release of "Locked Up", the first single from his debut album Trouble. His second album, Konvicted, earned him a Grammy Award nomination of the single "Smack That". He has since founded two record labels, Konvict Muzik and Kon Live Distribution. Akon often sings hooks for other artists and is currently credited with over 300 guest appearances and 45 Billboard Hot 100 songs. He has worked with numerous performers such as Michael Jackson, R. Kelly, Quincy Jones, Eminem and Whitney Houston. He is the first solo artist to hold both the number one and two spots simultaneously on the Billboard Hot 100
Who is the best playback singer in Bollywood?