Listen to Happy Birthday Sadanand Bhaiyaa (Maithili) online. Happy Birthday Sadanand Bhaiyaa (Maithili) is a Hindi language song and is sung by Nitish Albela. Happy Birthday Sadanand Bhaiyaa (Maithili), from the album Happy Birthday Sadanand Bhaiyaa, was released in the year 2022. The duration of the song is 2:59. Download Hindi songs online from JioSaavn.