Hero Karthi has now turned as singer by taking the mike and recorded a party number with Premgi a few days ago at Chennai. Premgi says, he always used to sing for his brothers movies but when he spotted Karthi singing especially the songs of Ilayaraaja during the shoots. Director Venkat Prabhu liked his voice and asked him to sing for the movie as well. The song was placed in an interesting sequence of both Karthi and Premgi got drunk and came out with a number and it has come out well because music director Yuvan has done a brilliant job with the tune. Karthi has surprised everybody by completing the song recording in just few hours. Currently the movie ‘Biriyani’ shooting is taking place in Chennai.