| 100% | IDOIDO | 6 | 1966 musical whose Act 1 closer is "The Honeymoon Is Over" |
| 40% | THEGOGOS | 8 | Band whose work is featured in the musical "Head Over Heels" |
| 37% | IDOIDO | 6 | Musical whose opening song is "All the Dearly Beloved" |
| 36% | ONO | 3 | Musical artist behind the "War Is Over! (If You Want It)" campaign |
| 36% | TSUNAMI | 7 | The tallest ever was over 1,700 feet |
| 35% | KOALA | 5 | Animal whose closest living relative is the wombat |
| 34% | ONCE | 4 | Musical whose name is the number 11 in a foreign language |
| 34% | HIPPO | 5 | Land animal whose closest living relative is the whale |
| 34% | WHALE | 5 | Aquatic mammal whose closest terrestrial relative is the hippopotamus |
| 34% | CATS | 4 | Musical whose name is an anagram of the members of a musical |
| 34% | WHALE | 5 | Marine animal whose closest living land relative is the hippo |
| 33% | DREAMGIRLS | 10 | Musical whose opening scene is set at Amateur Night at the Apollo Theatre |
| 33% | OKLAHOMA | 8 | State whose name is the title of a classic Broadway musical |
| 33% | ABBA | 4 | Band whose songs were the basis of the musical "Mamma Mia!" |
| 33% | OREO | 4 | Cookie whose Double Stuf variety is closer to 1.86-times Stu |
| 33% | ZAC | 3 | Efron whose big break was the Disney Channel's "High School Musical" |
| 32% | ABBA | 4 | Pop group whose music was the basis of a hit 2001 Broadway musical |
| 32% | AARP | 4 | Org. whose membership is open to anyone over the age of 18, surprisingly |
| 32% | ALANIS | 6 | Singer Morissette whose music is the basis for the Broadway musical "Jagged Little Pill" |
| 32% | ONO | 3 | Yoko whose songs inspired the 2023 Oscar-nominated animated short film "War Is Over!" |
| 31% | OAKLEY | 6 | Annie ___, American sharpshooter whose life was the subject of the musical "Annie Get Your Gun" |
| 31% | JEWSHARP | 8 | Small musical instrument whose lyre-shaped metal frame is held between the teeth |
| 31% | ABBA | 4 | Swedish band whose songs were adapted into the musical "Mamma Mia!" |
| 31% | ABBA | 4 | Swedish group whose songs are in the jukebox musical "Mamma Mia!" |
| 31% | NSYNC | 5 | Musical group whose album "No Strings Attached" was the highest-selling album of 2000 in the U.S. |
| 31% | NINE | 4 | Musical whose numerical title adds one-half to that of the Fellini film on which it is based |
| 31% | LALALAND | 8 | 2016 movie musical whose songs' lyrics were written by the same composing team as 16-Across: 3 wds. |
| 31% | ELLA | 4 | ___ Fitzgerald, jazz legend whose friendship with Marilyn Monroe is the subject of a 2008 musical drama |
| 31% | STALLONE | 8 | Actor whose two acting Oscar nominations are for 1976 and 2015 portrayals of the same character |
| 31% | PETTYSQUABBLE | 13 | Argument over whose turn it is to wash the dishes, e.g. |