Listen to U-N-I (Mere Dil Vich Hai Hum Tum) online. U-N-I (Mere Dil Vich Hai Hum Tum) is a Hindi language song and is sung by Veronica Mehta. U-N-I (Mere Dil Vich Hai Hum Tum), from the album Smashing Saif, was released in the year 2012. The duration of the song is 3:38. Download Hindi songs online from JioSaavn.