For what NBC sketch comedy is the creator of 30 Rock best known?
30 Rock (season 3): The third season of "30 Rock", an American television comedy series, consists of 22 episodes and began airing on October 30, 2008 on the NBC network in the United States. Tina Fey: Elizabeth Stamatina "Tina" Fey ( ; born May 18, 1970) is an American actress, comedian, writer, and producer.
i don't know