New LA LA LA Song Download Neha Kakkar, Rohanpreet Singh Pagalworld. New Punjabi Song LA LA LA Sung By Neha Kakkar, Rohanpreet Singh Mp3 Download Free in Best Audio Formats of 128Kbps, 192Kbps and 320Kbps. The writer of 2022 Song LA LA LA is Rohanpreet Singh and music composed by Rajat Nagpal.