['orchestra', 'brass instruments', 'swing', 'upbeat', 'groovy', 'swing genre', 'vibrant', 'hi-hats', 'crescendo']
This is an upbeat swing style song with a choir of brass instruments playing a vibrant motif. The motif is a sort of crescendo that announces the next segment. It would be suitable as an intro to the arrival of a character in a musical or movie.