Udhayanidhi Stalin's Oru Kal Oru Kannadi [OKOK] music is being scored by Harris Jayraj. Harris has confirmed that, the audio launch would be in February 2012.

 Oru Kal Oru Kannadi casts Udhayanidhi Stalin and Hansika in the lead roles and Arya aka Jammy is playing a cameo role again. The movie is being directed by Rajesh.M, Balasubramaniam is cranking the camera and produced by the producer turned actor Udhayanidhi Stalin.

Oru Kal Oru Kannadi has recently completed its Jordan and Dubai schedules of shooting, which are supposed to have songs picturised on lead pair Hansika and Udhayanidhi.