Listen to Hum Hayi Rajkumar online. Hum Hayi Rajkumar is a Bhojpuri language song and is sung by Manoj Mishra. Hum Hayi Rajkumar, from the album Vishal Singh Bane Rajkumar, was released in the year 2020. The duration of the song is 4:17. Download Bhojpuri songs online from JioSaavn.