Today’s roundup of musical history highlights a golden-haired troubadour with a grin as wide as the Rocky Mountains.

True Muppet aficionados will also note a nod to one of The Muppet Show’s earliest reoccurring ... you will roll your eyes quite a bit. 18. John Denver & The Muppets: A Christmas Together ...

In this beloved holiday classic, Kermit the Frog, Miss Piggy and all the Muppets join the singer for a heart-warming Christmas celebration, with traditional carols as well as lesser-known holiday ...

Muppet Show guest star appearances include Brooke Shields, Twiggy, John Denver, Julie Andrews, Judy Collins and Charles Aznavour.