Monsters became less scary.
An eight foot two-inch bird could learn how to sing the alphabet song.
Sesame Street is 40 years old on Tuesday. The Boy is beside himself about this momentous occasion, as he is a huge Muppet/Jim Henson fan.
A street in NYC will be renamed to honor some of the accomplishments started by Joan Ganz Cooney and the cast of humans and Muppets (and celebrities) who have graced the show over the decades.
The show's format has changed over the years - Tuesday's 40th anniversary issue sports an updated theme song, and features CGI-enhanced characters and Youtube-like video clips.
But the focus is still the same: to introduce young children (ages 2 to 5) to the concepts that they'll need to be ready to go to school.
Here are some classic moments from this class act. Enjoy.