Maitre de Ryan Roberts leads guests in a moment of silence for the 1514 people who died when the RMS Titanic sank during a re-creation of the final first class dinner served on the ship, Saturday, April 14, 2012, in Houston. The Titanic sank in the North Atlantic Ocean April 15, 1912 after colliding with an iceberg during her maiden voyage from Southampton, England to New York. (AP Photo/Dave Einsel)