A version of this video with the audio replaced by "Blurred Lines" (below) has been circulating for the last few days, mostly because the internet is a terrible place that can't leave awesome enough alone. Thankfully, Daily Picks and Flicks tracked down the original, which is infinitely better.
This elderly woman is just working it, and the young dude cannot deal.
Go home, dude, you're out of your league.
Watch above, and here's the "Blurred Lines" version, if you simply must: