The McLean Orchestra presents Holiday Glitter, Dec. 6 -7.  This is the second concert of the Wells Fargo/Allegra of Tysons Corner Concert Season.  The Dec. 6 concert will be held at the Oakcrest School, located at 850 Balls Hill Road in McLean, Va. at 8 p.m.  The Dec. 7 concert will be held at McLean High School, located at 1633 Davidson Road in McLean at 3 p.m.  Joining the orchestra for the program on Dec. 6 will be Broadway baritone, Sal Viviano. Viviano, a native of Detroit, Mich., who has starred in Broadway hits such as Romance/Romance, City ofAngels, Falsettos, The Life and The Full Monty.  The concert will also feature McLean Orchestra Principal Trumpet, Andrew Wilson, performing “Torelli’s Trumpet Concerto in D.”  Tickets are available at the orchestra’s website, or by calling 701-893-8646.   A reception will follow each concert in the lobby.