Listen to Ek Tu Hi Bharosa (From "Pukar") online. Ek Tu Hi Bharosa (From "Pukar") is a Hindi language song and is sung by Lata Mangeshkar. Ek Tu Hi Bharosa (From "Pukar"), from the album Rocking Star of Bollywood - A.R. Rahman, was released in the year 2016. The duration of the song is 6:37. Download Hindi songs online from JioSaavn.