150th Anniversary Mass at Immaculate Conception Sunday December 18th We invite you to join us on Sunday, December 18th at 11 am for a Mass in celebration of the 150th Anniversary of Immaculate Conception Parish. His Eminence Cardinal Seán O'Malley will celebrate the Mass and will be joined by past and present priests that have been assigned to Immaculate Conception Parish. A reception with “light” refreshments will follow Mass in the church hall.