Listen to Mujhko Pata Nahi Tha online. Mujhko Pata Nahi Tha is a Hindi language song and is sung by Sanoj Kumar. Mujhko Pata Nahi Tha, from the album Saza, was released in the year 2010. The duration of the song is 4:46. Download Hindi songs online from JioSaavn.