There is no commemoration of St. Peter or St. Paul under one conclusion today since the feast is of both Apostles together; both are named in the collect. Tomorrow, on June 30, however, the commemoration of St. Peter will be added since the feast is of St. Paul alone.
Mass of the Feast of Saints Peter and Paul; Gloria; Credo; preface of the Apostles
Matins: Invitatorium, hymn, antiphons, and psalms from the Common; lessons of the three nocturns are proper; Te Deum
Lauds: Proper antiphons, with Sunday psalms (first schema); remainder is proper
Prime: Proper antiphon, with Sunday psalms; Ps 53 instead of 117
Hours: Proper antiphons, with Sunday psalms; remainder is proper
II Vespers: Antiphons and psalms from the Common; remainder is proper
Compline: Of Sunday