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.
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; commemoration of the following Sunday (III after Pentecost)
Compline: Of Sunday