Listen to Halaasya Sundaram online. Halaasya Sundaram is a Sanskrit language song and is sung by Udayalur Kalyanaraman. Halaasya Sundaram, from the album Bhakthi Mala, Vol. 3 (Bhajans for Children), was released in the year 2018. The duration of the song is 1:21. Download Sanskrit songs online from JioSaavn.