Listen to Thumbi Vaa (From "Olangal") online. Thumbi Vaa (From "Olangal") is a Malayalam language song and is sung by S. Janaki. Thumbi Vaa (From "Olangal"), from the album Gems Of Retro, was released in the year 2019. The duration of the song is 4:27. Download Malayalam songs online from JioSaavn.