Listen to Ringtone - Lassie Original Theme (Whistle) online. Ringtone - Lassie Original Theme (Whistle) is an English language song and is sung by Muzzy Marcellino. Ringtone - Lassie Original Theme (Whistle), from the album 80 Ringtones - TV, Radio and Film Themes from the Era of Junior Choice and Children's Favourites, was released in the year 2013. The duration of the song is 0:30. Download English songs online from JioSaavn.