 The MOHS Concert Choir has sung on the PBS special "Celebrate America" with award-winning composer Tim Janis which aired in March 2010.In November 2011, members sang with Neil Diamond at the Rockefeller Center tree lighting ceremony on NBC Television as part of EVUSA.Members have also been a part of the annual "American Christmas Carol" (also featuring Tim Janis) concert in December at Carnegie Hall where Mr. Vanzini is the Choirmaster of a 230-voice choir and made his second conducting appearance at Carnegie Hall on December 2, 2011.