'Mad Men' Finale: Hollywood Tweets Conspiracy Theories, Jokes

Sunday's season-ender is lighting up social media with commentary on Don Draper's downfall and personal epiphany.
"Mad Men"

Both surprising and melancholic, Mad Men's sixth season finale -- which incorporated one of the best uses of Joni Mitchell's "Both Sides Now" in the closing scene -- is drawing quips and conspiracy theories from the showbiz set.

Power scribe Damon Lindelof mocked Don Draper's TMI speech during the agency's pitch to Hershey, while Piers Morgan teased his CNN producer who wrote, "I think more meetings should be punctuated by awkward personal stories."

Some of the reaction: