Listen to Aa Ab Laut Chalen online. Aa Ab Laut Chalen is a Hindi language song and is sung by Mukesh and Lata Mangeshkar. Aa Ab Laut Chalen, from the album Jis Desh Men Ganga Behti Hai, was released in the year 1960. The duration of the song is 4:22. Download Hindi songs online from JioSaavn.