Listen to Happy Birthday Pawan Bhaiya online. Happy Birthday Pawan Bhaiya is a Bhojpuri language song and is sung by Raj Nandani Singh. Happy Birthday Pawan Bhaiya, from the album Happy Birthday Pawan Bhaiya, was released in the year 2023. The duration of the song is 3:07. Download Bhojpuri songs online from JioSaavn.