Listen to Koi Mil Gaya online. Koi Mil Gaya is a Hindi language song and is sung by Alka Yagnik, Kavita Krishnamurthy, Jatin-Lalit, and more. Koi Mil Gaya, from the album Kuch Kuch Hota Hai, was released in the year 1998. The duration of the song is 7:17. Download Hindi songs online from JioSaavn.