January Jones

When Mad Men returned after the 17-month long hiatus, Betty had put on a few pounds. Well, more than a few.

January Jones was eight months pregnant during the filming of the fifth season, and so Betty became Fat Betty Francis, inspiring a Twitter meme and now, a music video, courtesy South Music & Sound Design. Check it out below:

What do you think? Catchy? Lame? Tell us below.

Mad Men airs Sundays at 10/9c on AMC.