Crazy Duct

Due to construction work, I had to move from my office of nearly 10 years to a cublicle.  Recently, an amazing sound started coming from the overhead register: click here for an mp3 (check your computer volume before playing!).  If I had made this sound for a show, I think think the director would have rejected it as too over the top. 

I was waiting for Harry Tuttle to arrive at any second: