Music - , 8 P.M., Tanglewood, Shed, Lenox, $24 to $85, 888-266-1200 One of the world’s most beloved interpreters of the Great American Songbook, Tony Bennett, makes a rare Tanglewood appearance with his band in this special concert. Once dubbed by Frank Sinatra as “the best singer in the business,†the Grammy Award-winning vocalist is known for his easy, natural style and heartfelt directness.