Listen to Koi Patt Lain De online. Koi Patt Lain De is a Punjabi language song and is sung by Preet Lambardar and R. Guru. Koi Patt Lain De, from the album Sangdi Sangdi, was released in the year 2015. The duration of the song is 3:21. Download Punjabi songs online from JioSaavn.