Listen to Longan Nu Muskan De online. Longan Nu Muskan De is a Punjabi language song and is sung by Muhammad Sadiq and Ranjit Kaur. Longan Nu Muskan De, from the album Aaja Bhabi Jhoot Lai, was released in the year 1991. The duration of the song is 3:15. Download Punjabi songs online from JioSaavn.