Listen to Hum Tum Farewell Song online. Hum Tum Farewell Song is a Hindi language song and is sung by SoulTrax and Siddhant Bhatia. Hum Tum Farewell Song, from the album Hum Tum Farewell Song, was released in the year 2023. The duration of the song is 3:26. Download Hindi songs online from JioSaavn.