Fr. Fessio explains how a single woman was the origin of the Corpus Christi Feast and the famous prayer and hymn Tantum Ergo.

The Easter sequence was recently sung at the Easter liturgies, but what are these “sequences” and what happened to the rest of them? In this episode, Fr. Fessio explains. . . .

Fr. Fessio explains the development of the modern-day responsorial psalm from the psalms, gradual, and Schola Cantorum.

One of the common responses in the liturgy is “Deo Gratias.” And in this episode, Fr. Fessio reveals the lesser-known meaning of this phrase.

Did you know that there is a three-year cycle to the readings and that the first reading is always connected to the Gospel? In this episode, Fr. Fessio explains why.

Fr. Fessio provides a detailed explanation of the development of the ambo and the Liturgy of the Word.

Today, Fr. Fessio begins his discussion of the Liturgy of the Word by outlining the development of the Liturgy of the Word. He explains how this part of the Mass has its roots in Jewish ceremonies and then how it developed over time from the earlier part of the Church until now.

The collect has not only changed since Vatican II, but it has changed throughout the history of the Church. In this episode, Fr. Fessio explains what the development of the Collect from the very beginning of the Church.