Corpus Christi Day: A Celebration of Faith and Tradition – Corpus Christi Day, also known as the Solemnity of the Most Holy Body and Blood of Christ, is a significant feast in the Christian liturgical calendar. It is dedicated to celebrating the Real Presence of Jesus Christ in the Eucharist. Traditionally observed on the Thursday after Trinity Sunday, the feast can also be transferred to the following Sunday in many countries⁴⁵.