 "The Bubble" is the fifteenth episode of the third season of the American television series 30 Rock. It was written by series'creator Tina Fey and directed by Tricia Brock. The episode originally aired on the National Broadcasting Company (NBC) in the United States on March 19, 2009. Jon Hamm and Bobb'e J. Thompson guest star in this episode, and there are cameo appearances by Calvin Klein and Meredith Vieira.
