Listen to Raathrithan Kaikalil online. Raathrithan Kaikalil is a Malayalam language song and is sung by Bichu Thirumala, Johnson and K. S. Chithra. Raathrithan Kaikalil, from the album My Dear Muthachan (Original Motion Picture Soundtrack), was released in the year 1992. The duration of the song is 4:48. Download Malayalam songs online from JioSaavn.