Music by Kevin MacLeod (original composer: Pyotr Ilyich Tchaikovsky). Available under the Creative Commons Attribution 3.0 Unported license. Download link: https://incompetech.com/music/royalty-free/index.html?isrc=USUAN1100623

MacLeod's description:

Genre: Classical
Length: 2:06
Instruments: Orchestra, Celesta, Choir, Percussion, Synths
Tempo: 52

Tchaikovsky's dance from the Nutcracker with lots of percussion and extra choirs.
ISRC: US-UAN-11-00623
Dark, Humorous 2009