The general outline for a Catholic Nuptial Mass is:

GATHERING MUSIC (20 MINUTES)

SEATING MUSIC
     Groom's Mother by TBD
          followed by Groom's Father
     Groom's Grandparents
     Bride's Grandparents
     Bride's Mother by TBD
     Entry of Groom's Party and Priest

PROCESSIONAL MUSIC NO. 1
     Ring Bearer
     Bridal Attendant #1
     Bridal Attendant #2
     Bridal Attendant #3
     Maid of Honor
     Flower Girl

PROCESSIONAL MUSIC NO. 2
     Bride with Escort
     Presentation of Bride to Groom

Introductory Rite:
     Greeting and Welcome (Priest)
     (Possible lighting of the tapers for the Unity Candle) (Mothers/Couple)
     Opening Prayer
Liturgy of the Word:
     Old Testament Reading (Reader #1)
     Responsorial Psalm (Reader #2)
     New Testament Reading (Reader #3)
     (If no Responsorial, then possibly Song-Musical Interlude)
     Gospel (Priest)
     Homily
Rite of Marriage:
     Consent and Exchange of Vows
     Blessing and Exchange of Rings
     Unity Candle Ceremony
     General Intercessions
Eucharistic Celebration:
     Preparation of Elements
     Prayer over the Gifts
     Preface
     Eucharistic Prayer
Communion Rite:
     "Our Father"
     Nuptial Blessing
     Sign of Peace
COMMUNION MUSIC (till priest stands with hands in prayer)
     Communion
     Prayer After Communion
Concluding Rite:
     Solemn Blessings
     (Possible Roses to Moms-in-law)

RECESSIONAL MUSIC