Listen to Na Jaane Kya Hua online. Na Jaane Kya Hua is a Hindi language song and is sung by Stereonation and Taz Stereo Nation. Na Jaane Kya Hua, from the album Ishq - Taz Mania, was released in the year 2002. The duration of the song is 5:08. Download Hindi songs online from JioSaavn.