Sivakarthikeyan (born 17 February 1985), also referred as SK, is an Indian film actor, playback singer, producer, lyricist and television presenter who works in Tamil films. Sivakarthikeyan began his career in television as a reality show personality on Star Vijay. In 2012, he featured in a supporting role in the Dhanush starred film 3. In 2013, Sivakarthikeyan appeared in three films, Kedi Billa Killadi Ranga, Ethir Neechal and Varuthapadatha Valibar Sangam. His performances in the year won him the 2013 Vijay Award for Entertainer of the Year. He has won a Tamil Nadu State Film Award, four Edison Awards, three SIIMA Awards and three Vijay Awards. He produces films under his production company, Sivakarthikeyan Productions.