In Western Christianity, The Immaculate Heart of the Blessed Virgin Mary, which is traditionally depicted pierced with seven swords or wounds, is a Roman Catholic devotional name and symbol, used to refer to the interior life of Mary: her joys and sorrows, her virtues, maternal love for her son Jesus Christ, and her motherly and compassionate love for all mankind.
This day is traditionally observed as a Memorial.
Here are some ways you can observe this day according to Western Christian tradition: