Mass: First Introit: Prefatory Prayers (Street Chorus, Soprano 1, Soprano 2, Soprano, Celebrant, Boy Soprano, Boys' Choir) song by Marin Alsop, Baltimore Symphony Orchestra, Morgan State University Choir, Peabody Children's Chorus, Jubilant Sykes & Asher Edward Wulfman

Mass: First Introit: Prefatory Prayers (Street Chorus, Soprano 1, Soprano 2, Soprano, Celebrant, Boy Soprano, Boys' Choir)

Bernstein: Mass Marin Alsop, Baltimore Symphony Orchestra, Morgan State University Choir, Peabody Children's Chorus, Jubilant Sykes, Asher Edward Wulfman August 25, 2009