Which song? Which song? Which song seems to be in the back of my mind...

Mercury!

I participated in a little paint pouring project.

"Mercury" ~ Sufjan Stevens, Bryce Dessner, Nico Muhly, James McAlister 

https://youtube.com/watch?v=rmZKVOaTc68&si=Qg-h7RUFdqNwEdWI