Listen to In Festo Septem Dolorum B.M.V.: Communio (Felices sensus) online. In Festo Septem Dolorum B.M.V.: Communio (Felices sensus) is an English language song and is sung by Karel Frana and Boni Puncti. In Festo Septem Dolorum B.M.V.: Communio (Felices sensus), from the album Voices of Chant, was released in the year 2010. The duration of the song is 3:00. Download English songs online from JioSaavn.