| Episode 122: Ethel Merman
Ethel Merman and the cast sing a medley of famous duets from her stage career.
| Episode 204: Rich Little
Rich Little sings a medley of duets from Hollywood musicals.
| Episode 221: Bob Hope
The UK Spot features a group of Muppets that includes Kermit, Miss Piggy, Gonzo, Fozzie Bear, Scooter, Robin the Frog, J.P. Grosse, Floyd Pepper, Rowlf the Dog, Baskerville and the Afghan Hound sitting around a fire and singing a medley of old-time favorite songs.
| Episode 224: Cloris Leachman
Kermit the Pig convinces Cloris Leachman to take the stage despite her concerns that the show may not be under the control of the Muppets. She sings a medley of songs from operettas with Link Hogthrob and a group of pigs dressed as Mounties in the Canadian wilderness.
| Episode 304: Gilda Radner
Due to a miscommunication between Gilda Radner and Kermit the Frog, Radner is stuck performing a medley of songs from The Pirates of Penzance with a Seven-foot-tall Talking Carrot. Their pairing begins with some competition as neither can accurately sing the lyrics at the proper pace, but ultimately work together for a successful ending.
| Episode 305: Pearl Bailey
The Muppets version of the jousting scene from Camelot turns into a medley of showtunes when they find they can't afford the rights to the Camelot music. This closing number is performed by Pearl Bailey, Rowlf, Floyd, Gonzo, Fozzie, Scooter, Miss Piggy, Janice and most of the cast.
| Episode 321: Roger Miller
Roger Miller sings a medley of his novelty songs for the closing number. Everyone else, sick with "cluckitis" joins in as chickens.
|Episode 322: Roy Rogers & Dale Evans|
| Episode 417: Star Wars
As Dearth Nadir appears to have been defeated at the hands of the Swinetrek's crew, he calls in Angus McGonagle to counter attack with a round of gargling Gershwin to deafen Chewbacca. This kicks off a medley finale proposed by Kermit in answer to Luke Skywalker's plea as to what could possibly get them out of this. Chewbacca, C-3PO and R2-D2 dance in the big ending while Mark Hamill joins in for vocals at the end to replace his "cousin."
|Episode 422: Andy Williams|
|Episode 423: Carol Channing|
|Episode 501: Gene Kelly|
|Episode 506: Brooke Shields|
| Episode 507: Glenda Jackson
As the culmination of a conflict between Glenda Jackson and her pirates and the cast of The Muppet Theatre, a battle in song takes place between two warring ships who trade blows and lyrics from several sea chanteys.
| Episode 517: Hal Linden
Hal Linden is stuck in the middle of a medley of patriotic and holiday songs at the behest of Statler and Waldorf who can't decide if they should feature the Fourth of July or Christmas. As Linden persists in his patriotic theme, he is constantly interrupted by Gonzo as Santa Claus, chickens as reindeer and penguins as angels.