Not a day passes without some poor sap's waggling image being posted on Flickr or YouTube, their awkwardness immortalized for the world to see. Today's Penny Arcade comic is a cautionary tale for all the gamers out there who lose themselves in the Wii's heightened brand of immersion, flapping their hands and dressing in costume for that authentic experience.

With Harry Potter mania being at an all time high -- several video games, a new movie, and the final book all within a few weeks' reach -- we're at our most vulnerable. Guarding ourselves against these embarrassing exposures should be priority one. Remember that the next time you start riding your mother's broom during a mock Quidditch match and notice a red light blinking in one of the room's air vents.

This article was originally published on Joystiq.