When an institution like Sesame Street turns 40 years old people take notice. To celebrate 40 years of educating children, Sesame Street was on several shows, and even a street was named after them! On the video player (r.) you'll find anniversary pieces from:

Good Morning America with Diane Sawyer

ABC Nightly News with Charlie Gibson

ABC's Nightline

40th

Brought to you by the letter "I", Leslie played the femme fatale Iris, for a private eye segment staring T.R. Knight from "Grey's Anatomy".