St. Matthew School, San Mateo, grand reunion, 5 p.m. alumni Mass, followed by tours, cocktails, dinner at 6 p.m. RSVP and tickets, Stmatthewcath.org/alumni;
msharrison@stmatthewcath.org. (650) 343-1373, main office. All St. Matt’s more than 5,000 former students, principals, pastors, faculty, staff are invited to attend.