Listen to Kaao Bhai (Harul) online. Kaao Bhai (Harul) is a Hindi language song and is sung by Om Prakash Sharma and Veeru Sharma. Kaao Bhai (Harul), from the album Tana Tan, was released in the year 2024. The duration of the song is 3:58. Download Hindi songs online from JioSaavn.