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1. Once Upon a Mattress
Far from spewing balderdash, King Sextimus in Once Upon a Mattress is silent for almost the entire show.
Queen Aggravain
Prince Dauntless
King Balderdash
Princess Winifred
2. The Music Man
Agnes Gooch is a character in the Jerry Herman musical Mame, from the same era.
Winthrop Paroo
Harold Hill
Marcellus Washburn
Agnes Gooch
3. Hadestown
In Hadestown, the life of the party is Persephone.
Eurydice
Hades
Hermes
Dionysus
4. Guys and Dolls
Lt Schrank is a character in West Side Story.
Nicely-Nicely Johnson
Lt. Schrank
Sgt. Sarah Brown
Big Jule
5. Ragtime
One of the three featured families in Ragtime is only ever known by their generic familial names. Grandmother is not one of them. (Technically, Mother is also Older Sister, though never referred to as such.)
Mother
Grandmother
Father
Younger Brother
6. Avenue Q
Crazy Harry is a Jim Henson Muppet. Christmas Eve is one of the main human characters, originally played by Ann Harada. "Gary Coleman" is a major character, usually played very loosely by a woman.
Gary Coleman
Trekkie Monster
Christmas Eve
Crazy Harry
7. Hamilton
Many revolutionary-era American figures are portrayed in Hamilton, but not Ben.
Ben Franklin
James Madison
George Washington
Thomas Jefferson
8. A Strange Loop
Tevin Campbell is an R&B singer, songwriter, and musician. Tyler Perry is a recurring character portrayed in a satirical light. The main character, Usher, has no relationship to the R&B singer of the same name.
Usher
Inwood Daddy
Tyler Perry
Tevin Campbell
9. West Side Story
There are lots of Fernandos out there, but not in West Side Story.
Action
Fernando
Chino
Diesel
10. Into the Woods
Into the Woods interweaves many famous fairy tales, but not Hansel and Gretel.
Rapunzel
Cinderella
The Baker and The Baker's Wife
Hansel and Gretel
11. Fiddler on the Roof
Yentl the title character of a 1983 musical movie, played by Barbra Streisand.
Motel
Hodel
Tzietel
Yentl
12. Grease
Potsie is a character on TV's Happy Days (not to be confused with Putzie, a minor character only in the movie version of Grease)
Frenchie
Potsie
Kenickie
Doodie
13. MJ The Musical
Reggie Jackson was a legendary baseball player.
Joe Jackson
Randy Jackson
Reggie Jackson
Michael Jackson
14. Little Shop of Horrors
Like the Ronettes, the Crystals, and the Chiffons, the Shirelles were also a '60s girl group, but not one of the Little Shop "urchins".
Ronette
Chiffon
Crystal
Shirelle
15. Rent
Rainbow Johnson is a character on TV's "black-ish"