Music by Kevin MacLeod. Available under the Creative Commons Attribution 3.0 Unported license. Download link: https://incompetech.com/music/royalty-free/index.html?isrc=USUAN1100084

MacLeod's description:

Genre: Soundtrack
Length: 1:50
Instruments: English Horn, Bassoons, Bass, Glock, Clarinet, Celesta, Triangle, Bass Clarinet
Tempo: 135

Sort of cartoonish, and yet sort of dark. I couldn't decide the tempo, so I posted a slower and faster version of the piece. 034
ISRC: US-UAN-11-00084
Dark, Humorous, Eerie 2006