You don't have to touch a instrument to make it sing.

[Kharn]

YouTube - Gnarls Barkley Crazy Theremin Jam

Now I am not a fan of the song but that is so well done, you just have to appreciate it.

 

[Oreo]

That is pretty cool. Sounds a bit, weird though.

 

[Phantom118]

I watched eariler today... then did a search on youtube and found a whole bunch of vids.... one guy plays the Zelda theme song.