By way of Google's doodle:
http://www.google.com/logos/bigbird-hp.gif Although according to the
Wikipedia, the show didn't premiere until 40 years ago next week.
Of course, even Sesame Street isn't what it used to be
http://jaegan438.livejournal.com/2006/10/27/Or maybe kids aren't what they used to be. Or maybe it's just America. *sigh*