Listen to Happy Birthday Kundan Yadav online. Happy Birthday Kundan Yadav is a Bhojpuri language song and is sung by Gaurav Raj. Happy Birthday Kundan Yadav, from the album Happy Birthday Kundan Yadav, was released in the year 2023. The duration of the song is 2:08. Download Bhojpuri songs online from JioSaavn.