I assume someone was trying to think of something fundamentally unsexy for Joan to do on Mad Men. And then...
Thanks, Mad Men. You've brought to the fore the fact that I found Judy Tenuta oddly appealing in my formative years, and then added a metric ton of Christina Hendricks to the accordion.
You've now officially screwed me up in ways no man should have to discuss.
Here's a clip on YouTube (before AMC pulls it down).