Season 1, Episode 4 100 Moments That Changed TV Part 4

First Aired: October 16, 2011

Part 4 of 5. A countdown of landmark TV events includes Neil Armstrong's first steps on the moon; a groundbreaking moment for reality TV on "The Real World"; and the impact of "The Simpsons" on prime-time animation. Tom Brokaw, Bryant Gumbel and Larry King are interviewed.