Listen to Gappu Le Aappu online. Gappu Le Aappu is a Tamil language song and is sung by Santosh Hariharan and Timothy Madukar. Gappu Le Aappu, from the album Nizhala Nijama (From "Vellaiya Irukiravan Poi Solla Maatan"), was released in the year 2015. The duration of the song is 4:12. Download Tamil songs online from JioSaavn.