Franz Joseph Haydn, (March 31, 1732 - May 31, 1809) was a leading composer of the Classical period, called the 'Father of the Symphony' and 'Father of the String Quartet'.
The Symphony No. 94 in G major (Hoboken 1/94) is the second of the twelve so-called London symphonies (numbers 93-104) written by Joseph Haydn. It is usually called by its nickname, the Surprise Symphony. This is the theme from the second movement which contains the famous 'surprise'.