January 28, 2011, the Quadricentennial Mass officiated by Polish Cardinal Zenon Grocholewski, the prefect of the Holy See’s Sacred Congregation of Catholic Education with a specially taped video message from Pope Benedict XVI. The Grand Alumni Homecoming Dinner entitled One@400 held at the UST Plaza Mayor & Benavides Park after the Quadricentennial Thanksgiving Mass on Jan 28, 2011. The UST Singers (Choir of the World), UST Symphony Orchestra, alumni artists and personalities performed in a special program after dinner.