Sesame Street 40th

As "Sesame Street" continues to innovate, generations are looking back at 40 years of sunny days, catchy songs, wacky puppets, high-profile guest stars, and entertaining lessons. Come and play. Check out four decades of "Sesame Street" A to Z, ranging from the bromance between Bert and Ernie and the death of Mr. Hooper to the cultural impact as seen in the Broadway musical "Avenue Q" and the rise of Veggie Monster. -- Zap2it

As "Sesame Street" continues to innovate, generations are looking back at 40 years of sunny days, catchy songs, wacky puppets, high-profile guest stars, and entertaining lessons. Come and play. Check out four decades of "Sesame Street" A to Z, ranging from the bromance between Bert and Ernie and the death of Mr. Hooper to the cultural impact as seen in the Broadway musical "Avenue Q" and the rise of Veggie Monster. -- Zap2it