Listen to Mummy Kasam online. Mummy Kasam is a Bhojpuri language song and is sung by Khesari Lal Yadav and Alka Jha. Mummy Kasam, from the album Chori Chori Chupke Chupke, was released in the year 2021. The duration of the song is 3:11. Download Bhojpuri songs online from JioSaavn.