Cantata No.156 - Sinfonia Johann Sebastian Bach Download 'Cantata No.156 - Sinfonia' on iTunes
Join Alex as he explores the most important dates and anniversaries in the classical music world over the week ahead.
In tonight’s programme, Alex James marks the birthday of Hollywood's greatest movie music master John Williams. He’s turning 83 on Sunday but is still composing and conducting.
Gallery: John Williams: 15 facts about the great composer >
He'll also be raising a glass to the London Mozart Players, who gave their very first concert on 11 February 1949, and tells the story of the premiere of Beethoven's now-famous Piano Concerto No.5, 'Emperor'.