Seven year itch

While walking down the street with some coworkers, I walked over a subway grate--and inadvertently reenacted the Marilyn Monroe skirt trick. Not actually fun in real life. Rather awkward. I'm not totally sure how much of my underwear my officemates saw, and they were too polite to comment. But someone switched with me so I was walking on the solid part of the sidewalk the rest of the way...