The Thomas Crown affair intro

The instruments/sounds/SFX/ambience I can hear are:  Pianos, voice, double bass, violin, flute, purcussion, strings, tap dancing, ambulance, clapping.  The film starts in a major key.

Describe what the music sounds like:  Happy as if they are in an agreement.

What does the music suggest about the tone/characters in the film?   That the character is rich and successful.