Listen to Longan Nu Muskan De online. Longan Nu Muskan De is a Bengali language song and is sung by Mohd Saddiq and Ranjit Kapoor. Longan Nu Muskan De, from the album Aaja Bhabhi Jhoot Lai, was released in the year 2003. The duration of the song is 3:15. Download Bengali songs online from JioSaavn.