Listen to No. 1, In simplicitate online. No. 1, In simplicitate is an English language song and is sung by Pier Damiano Peretti. No. 1, In simplicitate, from the album Zardini: Organ Works, Messa in simplicitate & Minuetto per orchestra, was released in the year 2015. The duration of the song is 3:03. Download English songs online from JioSaavn.