Listen to Messe Cunctipotens Genitor Deus, Glorificamus te (Duo) / Gratias agimus (Plain-chant) online. Messe Cunctipotens Genitor Deus, Glorificamus te (Duo) / Gratias agimus (Plain-chant) is a French language song and is sung by Olivier Vernet, Ensemble Jacques Moderne and Jean-Yves Hameline. Messe Cunctipotens Genitor Deus, Glorificamus te (Duo) / Gratias agimus (Plain-chant), from the album L'orgue classique français: 1650-1800 (150 ans de musique du Grand Siècle à la Révolution française), was released in the year 2015. The duration of the song is 2:40. Download French songs online from JioSaavn.