Listen to Kyo Bhool Gaya Re Upkaar Ko online. Kyo Bhool Gaya Re Upkaar Ko is a Rajasthani language song and is sung by Nathu Singh Shekhawat. Kyo Bhool Gaya Re Upkaar Ko, from the album Rajasthani Lok Bhajan, was released in the year 1996. The duration of the song is 7:09. Download Rajasthani songs online from JioSaavn.