Weekly Classical Music Agenda

Tuesday
The Philadelphia Orchestra begins this week of concerts with the unforgettable Beethoven 9.
Mann Center; 8 PM; $10-$50

Wednesday
Hear the angelic voices of the Keystone State Boy Choir as part of the Holy Trinity's Brown Bag Lunch Series.
Holy Trinity (Rittenhouse Square); 12:30 PM; FREE

The Philadelphia Orchestra, along with the acclaimed Itzhak Perlman as soloist, will give a somewhat "spanish"-themed concert with works by Chabrier, Berlioz, and Mendelssohn.
Mann Center; 8 PM; $10-$50

Thursday
America's Birthday celebration brings you Opera on the Square, favorite opera scenes with area soloists, full orchestra, and chorus all in the setting of Rittenhouse Square.
Rittenhouse Square; 6:30 PM; FREE

Friday
Led by Fred Lonberg-Holm, the Valentine Trio comes to town for an evening of avant-garde chamber music.
International House Philadelphia (3701 Chestnut Street); 8 PM; $12

Image via flickr.com user Seth Tisue