| 100% | TATER | 5 | With 66-Across, little source of carbs |
| 61% | COOL | 4 | With 66- and 67-Across, source of this puzzle theme's quote |
| 58% | SILENT | 6 | With 63 Across, source of quote |
| 58% | YOGI | 4 | With 36 Across, source of quote |
| 58% | ABRAHAM | 7 | With 51 Across, source of quote |
| 52% | THEUNIVERSITYOF | 15 | With 66 Across, the (luckily for us) hard-to-get-to site of the P.D.Q. Bach Museum |
| 51% | PASTA | 5 | Source of carbs |
| 51% | SPUD | 4 | Source of carbs |
| 50% | CROSSER | 7 | With 66-Across, one with the traits of a traitor |
| 50% | FAKE | 4 | With 66-Across, what might prompt an exclamation of disbelief |
| 49% | WOODY | 5 | With 66-Across, subject of this puzzle, born 12/1/1935 |
| 48% | PENNE | 5 | Tubular source of carbs |
| 48% | STEVE | 5 | With 66-Across, first in a series of five TV personalities (1954-57) |
| 47% | ENERGYBAR | 9 | Source of fast-acting carbs |
| 47% | BED | 3 | With 66-Across, cover of sorts, and a description of this puzzle's theme |
| 46% | SPUD | 4 | Source of some carbs |
| 46% | YAM | 3 | Source of Thanksgiving carbs |
| 46% | FULL | 4 | With 66-Across, back to the beginning ... or a description of 21- and 48-Down? |
| 46% | HEN | 3 | Source of 1 Across |
| 46% | MINE | 4 | Source of 46 Across |
| 46% | FLAX | 4 | Source of 129 Across |
| 46% | ATOM | 4 | Source of 20 Across |
| 46% | ORE | 3 | Source of 38 Across |
| 46% | THOMAS | 6 | With 9 Down and 71 Across, source of quote |
| 46% | SAINTNICHOLAS | 13 | Source of a little laughter |
| 46% | AAABATTERY | 10 | Source of a little juice |
| 45% | BOB | 3 | With 66-Across, choreographer whose life is depicted in the starts of 19-, 36- and 50-Across |
| 45% | PET | 3 | With 39-Across, personal source of annoyance |
| 45% | LITTLEPRINCE | 12 | Source of the stepquote, with "The" |
| 44% | MEASURETWICE | 12 | With 66-Across, carpentry adage that also describes the first words of the answers to the starred clues |