Listen to Kab Hoi Hamro Gawanwa online. Kab Hoi Hamro Gawanwa is a Bhojpuri language song and is sung by Aakarsh Raj Golu and Khushboo Tiwari. Kab Hoi Hamro Gawanwa, from the album Lah Na Lagi, was released in the year 2014. The duration of the song is 6:13. Download Bhojpuri songs online from JioSaavn.