Listen to Happy Birthday Gaurav Bhaiya online. Happy Birthday Gaurav Bhaiya is a Bhojpuri language song and is sung by Rupdev Raman. Happy Birthday Gaurav Bhaiya, from the album Happy Birthday Gaurav Bhaiya, was released in the year 2024. The duration of the song is 3:06. Download Bhojpuri songs online from JioSaavn.