Wikiloops user Mike_66 uploaded a wonderful piano template which I downloaded right away. I thought that a double bass would fit, but since I still don’t have one I played a bowed Karoryfer Meatbass sampled double bass on my Akai MPK mini Mk2 keyboard instead, and added a few accents with my fretless:
Thanks to Mike_66 for all the fun, and thanks to you for listening.