You can see many videos of the schola in our Gloria TV Album. Here is a selection.
Chant
Gradual Uxor tua, Alleluia Mittat vobis
Offertory, In te speravi (which is also used for the 11th Sunday After Pentecost), with its ancient verses.
The Alleluia from the First Sunday of Advent.
Polyphony
Introit Cibavit of Corpus Christi, & Palestrina Kyrie's from his Missa Lauda Sion
The Offertory, Stetit Angelus, followed by a motet, Byrd's Memento salutis auctor.
The Communion (Angeli Archangeli) followed by motet, Dufay's Flos florum.