We can all exhale now. While the the ad men of Sterling Cooper Draper Pryce won't be back on the airwaves until March 2012 now, creator/executive producer Matthew Weiner will be returning to the 1960s, having successfully closed a deal with AMC and Lionsgate that will keep him around for Seasons Five and Six, and a potential seventh season. “I want to thank all of our wonderful fans for their support," said Weiner in a prepared statement. "I also want to thank AMC and Lionsgate for agreeing to support the artistic freedom of myself, the cast and the crew so that we can continue to make the show exactly as we have from the beginning. I'm excited to get started on the next chapter of our story.” “AMC’s original programming began with a mission to create bold storytelling of the highest quality, and Mad Men was the perfect expression of that commitment. We've been proud to support this show from the day we read Matt's ground-breaking pilot script and have loved...