Sesame Street celebrated its 10th anniversary in the spring of 1979 with a half-hour PBS special hosted by James Earl Jones titled A Walking Tour of Sesame Street. The special aired on individual PBS stations at various times between March and May 1979. (Muppet Wiki)

On a special inner city street, the inhabitants—human and muppet—teach preschoolers basic educational and social concepts using comedy, cartoons, games, and songs.

He's furry, he's blue, and he's everyone's adorable, old pal, Grover, in his very own special! Come to the Flyers' Club Roost where everyone on Sesame Street has gathered to celebrate the many sides of Grover.

Oscar the Grouch is visited by three ghosts in an attempt to teach him the true meaning of Christmas.

Everyone's favorite furry red monster is back with a brand-new special to teach us the importance of standing up and speaking out when people are treated unfairly.

Say “Hello!” to Halloween! It’s time for tricks and treats when Elmo and Abby visit Count von Count’s spooky castle for a special Halloween. Count cats and ghosts with them, play pattern games, and help them chase down a runaway pumpkin! Then find out what happens when someone is wearing the same costume as Elmo—eek! Do the Batty Bat dance as you get ready to celebrate Halloween with Elmo and all his friends! Ah, ah, ah!

Jon Stewart hosts the Sesame Street Muppets' 30 year celebration, but Elmo steps in when things go awry.

Jon Stewart hosts the Sesame Street Muppets' 30 year celebration, but Elmo steps in when things go awry.

This holiday special goes back in time to show how Elmo's ancestors--not to mention those of Grover, Big Bird, Bert, Ernie, Oscar the Grouch and Cookie Monster--helped transform "the most unfriendly street in town" into the bright, kind, music-filled place it is today.

Sesame Street Jam: A Musical Celebration is a special produced forSesame Street’s 25th anniversary. Released in a slightly different form on video as Sesame Street: 25 Wonderful Years in October 1993, the special was shelved for its broadcast premiere on PBS until 1994, during pledge drive season, and in many markets, aired as part of a marathon block with three show episodes. The special was a companion to the prime-time network special, Sesame Street's All-Star 25th Birthday: Stars and Street Forever!