That is the only thing I'd be able to come back with if I ever met this guy (Diego Stocco). I can't even imagine how cool it would be to have his job.
I guess he is a sound engineer who works on music scores for movies and video games, but he specializes in finding music where people don't traditionally look. He also creates his own instruments.
Most of his videos are kind of wacky, and it's hard to see what he's doing, but these two blew my socks off.
This is him playing one of his manufactured instruments (bassoforte):
This is him playing a tree (Yep, you read correctly. A tree.):
And in case you want another one, here he is playing a Bonsai. The best is when he starts flicking one of the leaves: