1. Oh, member of the round table with missing areas
2. Boulder of the tinkling metal spheres
3. Wanted in December: top forward incisors
4. The lad is a diminutive percussionist
5. Sir Lancelot with laryngitis
6. Decorate the entryways
7. Cup-shaped instruments fashioned of a whitish metallic element
8. Oh small Israel urban center
9. Far off in a haybin
10. We are Kong, Lear, and Nat Cole
11. Duodecimal enumeration of the passage of the Yuletide season
12. Leave and broadcast from an elevation
13. Our fervent hope is that you thoroughly enjoy your Yuletide season
14. Listen, the winged heavenly messengers are proclaiming tunefully
15. As the guardians of the woolly animals protected their charges in the dark hours
16. I beheld a trio of nautical vessels moving in this direction
17. Jubilation to the entire terrestrial globe
18. Do you perceive the same vibrations which stimulate my auditory sense organ?
19. A joyful song of reverence relative to hollow metallic vessels which vibrate and bring forth a ringing sound when struck
20. Parent was observed osculating a red-coated unshaven teamster
21. May the Deity bestow an absence of fatigue to mild male humans
22. Rose-colored uncouth dolt is aware of the nature of precipitation, darling
23. Vehicular homicide was committed on Dad's mom by a precipitous darling
1. O, Holy Night
2. Jingle Bell Rock
3. All I Want for Christmas Is My Two Front Teeth
4. The Little Drummer Boy
5. Silent Night
6. Deck the Halls
7. Silver Bells
8. O, Little Town of Bethlehem
9. Away in a Manger
10. We Three Kings
11. The Twelve Days of Christmas
12. Go Tell It on the Mountain
13. We Wish You a Merry Christmas
14. Hark! The Herald Angels Sing
15. As Shepherds Watched Their Flocks by Night
16. I Saw Three Ships A’ Sailing
17. Joy to the World
18. Do You Hear What I Hear?
19. Carol of the Bells
20. I Saw Mommy Kissing Santa Claus
21. God Rest Ye Merry, Gentlemen
22. Rudolf, the Red-Nosed Reindeer
23. Grandma Was Run Over by a Reindeer
Somehow I missed getting the answers for this last one, so you are on your own here.
X. The apartment of two psychiatrists