Jimmy Fallon is hosting the Emmys on August 29th.

To promote the show, he stepped into the Mad Men universe for a bit. Easier said than done.

Chain smoking is no joke.

Video after the jump.

Related posts:

  1. Will Ferrell Gets Jimmy Fallon To Lose His S**t
  2. This Week In Funny – 08/02/2010
  3. Jimmy Fallon’s Ballad Of Steve Slater (JetBlue Guy) “Get 2 Beers And Jump”