Listen to Hum Cheez Badi Hai Mast online. Hum Cheez Badi Hai Mast is a Bhojpuri language song and is sung by Mamta Raut. Hum Cheez Badi Hai Mast, from the album Gadar 2, was released in the year 2018. The duration of the song is 3:31. Download Bhojpuri songs online from JioSaavn.