On this day in 1830, on the eve of what St. Catherine Labouré and the Daughters of Charity would have celebrated as the Feast of St. Vincent de Paul, the Blessed Mother appeared to St. Catherine Labouré for the first time. That night, the voice of a child, Catherine’s guardian angel, awoke her from her slumber, saying, “Sister Labouré, come to the chapel; the Blessed Virgin awaits you.” The chapel was aglow as if prepared for midnight Mass, and, as Catherine knelt by the altar steps, she heard