Music of Vatican City a result, reformers like Palestrina revised the rules behind Gregorian chanting, which were printed by the Medici Press in Rome; these reforms continued to be followed to the present day. A traditional musical instrument was the pipe organ. After the end of the Papal States the Popes' ability to sponsor composers and musicians waned. However it did not end entirely nor did interest in the subject. Pope Pius X and Pope Pius XII both wrote on the subject. In modern times John Harbison and Gilbert Levine have composed or conducted for the Vatican. Although not of the Vatican a Christmas
Two by Two (musical) began improvising his own lines and singing in the wrong tempos. He even made a curtain speech after the performances in which he said, 'I'm glad you're here, but I'm glad the authors aren't.' Apparently there was a certain curiosity value to all this, because people actually went to see "Two by Two" because of Danny's one-by-one vaudeville act. Others, of course, were appalled and expressed their irritation in letters to the "[New York] Times"." While the show is seldom performed anymore, there have been a few brief but noteworthy revivals over the years. Milton Berle headed a production at