The Feast of the Immaculate Heart of the Blessed Virgin Mary
is today. There is information on it here.

Litany of the Immaculate Heart of Mary
by Venerable John Henry Newman, C.O.

Lord, have mercy.
Lord, have mercy.
Christ, have mercy.
Christ, have mercy.
Lord, have mercy.
Lord, have mercy.
Christ, hear us.
Christ, graciously hear us.
God the Father of Heaven, Have mercy on us.
God the Son, Redeemer of the world, "
God the Holy Ghost,
Holy Trinity, one God,

Heart of Mary, Pray for us.
Heart, after God’s own Heart, "
Heart, in union with the Heart of Jesus,
Heart, the vessel of the Holy Ghost,
Heart of Mary, shrine of the Trinity,
Heart of Mary, home of the Word,
Heart of Mary, immaculate in thy creation,
Heart of Mary, flooded with grace,
Heart of Mary, blessed of all hearts,
Heart of Mary, Throne of glory,
Heart of Mary, Abyss of humbleness,
Heart of Mary, Victim of love,
Heart of Mary, nailed to the Cross,
Heart of Mary, comfort of the sad,
Heart of Mary, refuge of the sinner,
Heart of Mary, hope of the dying,
Heart of Mary, seat of mercy,

Lamb of God, who takest away the sins of the world,
Spare us, O Lord.
Lamb of God, who takest away the sins of the world,
Graciously hear us, O Lord.
Lamb of God, who takest away the sins of the world,
Have mercy on us.
Christ, hear us.
Christ, graciously hear us.
Lord, have mercy.
Christ, have mercy.
Lord, have mercy.

V. Immaculate Mary, meek and humble of heart.
R. Conform our hearts to the heart of Jesus.

Let us Pray

O most merciful God, who for the salvation of sinners and the refuge of the wretched, hast made the Immaculate Heart of Mary most like in tenderness and pity to the Heart of Jesus, grant that we, who now commemorate her most sweet and loving heart, may by her merits and intercession, ever live in the fellowship of the Hearts of both Mother and Son, through the same Christ our Lord.—Amen.<

It is also the feast of St. Petroc, Abbot