Those of you who play instruments, go ahead and post some samples of your playing. I'll get this started with some short (10-30 second) clips of yours truly on trumpet, making it up as I go, captured by my very own iPaq's recording capabilities. Here's one and two three... and four

Does this count?
I'm in there somewhere.

*prays that there arent enough people in this forum to kill my itty bitty server*

Edit: fixed

Yeah, that's a good sound. Is that a college or a high school marching band?

University of Illinois Marching Illini.
Honestly one of the best if not the best in the land. That tune is just a stands cheer, but they maintain a quality of sound that rivals some university concert bands, even on the field. Absolute honor to have marched with them.