Following an episode that teased a new and improved Don Draper, Mad Men moves ahead with a new episode this Sunday.

Titled "The Summer Man," little is known about the installment except for the official AMC tease for it: Joan and Peggy deal with high-jinx in the office. How intriguing!

But fans can at least check out a few scenes from the episode below, via the following preview:

[video url="http://www.tvfanatic.com/videos/the-summer-man-promo/" title="The Summer Man Promo"][/video]

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.