Some, such as JDate, which is designed for Jewish lonely hearts, and Ave Maria Singles, which focuses on Catholics, serve specific religious or ethnic niches.
And when Vitas began singing "aria" and then "Ave Maria", the audience became silent, being impressed once more, this time by the high-voice beauty.
Earlier in the weekend, a former Republican presidential candidate, Alan Keyes, was taken into custody, as was an elderly priest, Fr Norman Weslin, who was carried away while singing Ave Maria.
