When it comes to the Picture of the Day, we're always happy when certain "go to" people are at the show. As with skilled movie actors, you can simply shout "Action" and they deliver the kind of unique performances that you want. Tyll Hertsens, the president of HeadRoom Corporation, is such a guy. We've featured him before. Here he's standing on his company's desktop speaker stand to demonstrate the robustness of the design -- and show off his rubber-faced comedic skills. [www.headroom.com]