| 100% | PAPAS | 5 | Half of the group that sang "I Saw Her Again" |
| 48% | OATES | 5 | Half of the duo that sang "Did It In A Minute" |
| 47% | FLAMINGOS | 9 | The __, group that sang I Only Have Eyes For You |
| 45% | KENNYROGERS | 11 | Male half of the duo that sang 16-/40-Across: 2 wds. |
| 45% | DOLLYPARTON | 11 | Female half of the duo that sang 16-/40-Across: 2 wds. |
| 45% | DUO | 3 | Group that's half the size of a quartet |
| 45% | TRIO | 4 | Group that's half the size of a sextet |
| 39% | OER | 3 | “I saw her singing at her work, / And ___ the sickle bending”: William Wordsworth |
| 38% | DANGERMOUSE | 11 | Six-time Grammy winner who is half of the group Gnarls Barkley |
| 37% | ORLONS | 6 | Group that sang the 1962 hit "The Wah Watusi," with "the" |
| 37% | ABBA | 4 | Swedish pop group that sang "Knowing Me, Knowing You" |
| 37% | AENEID | 6 | Epic that opens "Of arms and the man I sing ..." |
| 36% | ACLU | 4 | Group that defends the Bill of Rights: Abbr. |
| 36% | NCAA | 4 | Group that's the subject of "bracketology": Abbr. |
| 36% | AENEID | 6 | Work that starts "I sing of arms and the man" |
| 36% | TRIO | 4 | Group that's the size of the Dixie Chicks |
| 36% | SITH | 4 | Group that uses the dark side of the Force |
| 36% | VIACOM | 6 | One half of the merger that formed Paramount Global |
| 36% | NRA | 3 | Group that's on the side of gun rights |
| 36% | OPEC | 4 | Group that controls the prices of crude oil: Abbr. |
| 36% | ADA | 3 | Group that recommends the fluoridation of water supplies (Abbr.) |
| 35% | CIA | 3 | Group that reports to the Director of National Intelligence: Abbr. |
| 35% | JACOBINS | 8 | Radical group that devised the Reign of Terror |
| 35% | CARBAMATE | 9 | Chemical group that links the units of polyurethane |
| 35% | CMA | 3 | Group that named Taylor Swift Entertainer of the Year twice (Abbr.) |
| 35% | SENATE | 6 | Half of US Congress that isn't the House |
| 35% | IODINE | 6 | Bluish-black element of the halogen group; symbol I |
| 35% | TRIO | 4 | Group half the size of a sextet |
| 35% | AMERICA | 7 | The "thee" of "Of Thee I Sing" |
| 35% | OATES | 5 | Half of the duo that has had six No. 1 hits on the Billboard Hot 100 |