Listen to Kaithappoovin (Duet) online. Kaithappoovin (Duet) is a Malayalam language song and is sung by K. S. Chithra and Mohanlal. Kaithappoovin (Duet), from the album Kannezhuthi Pottum Thottu, was released in the year 2019. The duration of the song is 4:11. Download Malayalam songs online from JioSaavn.