Listen to Happy Diwali DK online. Happy Diwali DK is a Rajasthani language song and is sung by Ajay Susawat and Rakesh Siwal. Happy Diwali DK, from the album Happy Diwali Dk, was released in the year 2022. The duration of the song is 9:25. Download Rajasthani songs online from JioSaavn.