Celebrity·Posted on Mar 21, 20128 Funny Faces Of The "Mad Men" Cast At The New York Stock ExchangeAre they laughing at how bad the American economy is or do you think that maybe Jon Hamm made a few fart noises?by Whitney JeffersonBuzzFeed StaffLinkFacebookPinterestTwitterMail 1. 2. 3. 4. 5. 6. 7. 8.