| 100% | MAMMAMIA | 8 | Musical based on the songs of 1-Across |
| 78% | MAMMAMIA | 8 | Musical based on the songs of ABBA |
| 77% | MAMMAMIA | 8 | Musical based on the songs of ABBA: 2 wds. |
| 70% | MIA | 3 | "Mamma ___!" (musical based on the songs of ABBA) |
| 60% | KISSMEKATE | 10 | Musical based on "The Taming of the Shrew" |
| 59% | GODSPELL | 8 | 1973 musical based on the Gospel of Matthew |
| 58% | ILLINOISE | 9 | 2023 musical based on the music of Sufjan Stevens |
| 58% | OLIVER | 6 | 1968 musical based on an 18-/41-Across novel, winner of the Oscar for Best Picture |
| 58% | MAMMAMIA | 8 | Jukebox musical based on the hits of ABBA: 2 wds. |
| 58% | HADESTOWN | 9 | Broadway musical based on the myth of Orpheus and Eurydice |
| 57% | MOVINOUT | 8 | Jukebox musical based on the hits of Billy Joel: 2 wds. |
| 57% | AMERICANIDIOT | 13 | Jukebox musical based on the hits of Green Day: 2 wds. |
| 56% | KISSMEKATE | 10 | 1948 musical based on "The Taming of the Shrew" |
| 56% | MAMMAMIA | 8 | Jukebox musical based on the music of Swedish pop group "ABBA": 2 wds. |
| 55% | ROUGE | 5 | "Moulin ___!" musical based on the eponymous film that is one of the highest-grossing Broadway musicals |
| 54% | MTA | 3 | 1959 hit based on the traditional folk song "The Wreck of the Old 97" |
| 54% | IDIOT | 5 | "American ___" (Broadway musical based on the music of Green Day) |
| 53% | PAJAMAGAME | 10 | Musical based on "7 1/2 Cents," with "The" |
| 53% | DREAMGIRLS | 10 | Musical based on the Supremes |
| 52% | SOUTH | 5 | "___ Pacific," musical based on a Pulitzer-winning book which was released during the Golden Age of Broadway |
| 52% | DAMNYANKEES | 11 | Musical based on the Faust legend |
| 52% | THEYRE | 6 | "___ Playing Our Song" (musical based on the story of Carole Bayer Sager and Marvin Hamlisch) |
| 52% | INTHEHEIGHTS | 12 | 2021 movie musical based on the stage musical by 14-Across: 3 wds. |
| 52% | MARYPOPPINS | 11 | Musical based on children's books by P.L. Travers and 1964 Disney film of the same name: 2 wds. |
| 51% | CYBERMONDAY | 11 | Follower of 1-Across on the calendar |
| 51% | MORMON | 6 | The Book of __, musical based on a US religion |
| 51% | GUYS | 4 | "___ and Dolls," musical based on Damon Runyon's short stories which was released during the Golden Age of Broadway |
| 51% | GODSPELL | 8 | 1971 musical based on the Bible |
| 50% | LES | 3 | "___ Miserables," musical based on Victor Hugo's novel that is one of the longest-running musicals in the West End |
| 48% | ICEANDFIRE | 10 | "A Song of ___," the epic fantasy novel by George R. R. Martin on which 30a is based: 3 wds. |