Listen to Hum Kale Hai To Kya Hua - Trap Mix online. Hum Kale Hai To Kya Hua - Trap Mix is a Hindi language song and is sung by Knockwell, Mehmood and Mohammed Rafi. Hum Kale Hai To Kya Hua - Trap Mix, from the album Hum Kale Hai To Kya Hua - Trap Mix, was released in the year 2023. The duration of the song is 1:54. Download Hindi songs online from JioSaavn.