Listen to Raja Ka Baj Gaya Baja online. Raja Ka Baj Gaya Baja is a Hindi language song and is sung by Shabbir Kumar and Alka Yagnik. Raja Ka Baj Gaya Baja, from the album Farishtay, was released in the year 1991. The duration of the song is 5:40. Download Hindi songs online from JioSaavn.