Silly Seasonal Synonym Songs

From the excellent book, The ADVENTure of Christmas (p. 39) by Lisa Whelchel, comes this delightful challenge:

Work together and see if your family can guess these common Christmas songs and carols from silly synonym sentences.

1. Move hitherward the entire assembly of those who are loyal in their belief.  ("O Come, All Ye Faithful")
2. Small municipality in Judea southeast of Jerusalem.  ("O Little Town of Bethlehem")
3. Listen, the celestial messengers produce harmonious sounds.  ("Hark, the Herald Angels Sing")
4. Nocturnal time-span of unbroken quietness.  ("Silent Night")
5. An emotion excited by the acquisition or expectation of good given to the terrestrial sphere.  ("Joy to the World")
6. Embellish the interior passageways.  ("Deck the Halls")
7. Diminutive masculine master of skin-covered percussion cylinders.  ("Little Drummer Boy")
8. Obese personification fabricated of compressed mounds of minute crystals.  ("Frosty the Snowman")
9. Expectation of arrival to populated area by mythical masculine perennial gift-giver.  ("Santa Claus is Coming to Town")
10. The first-person nominative plural of a triumvirate of Far Eastern heads of state.  ("We Three Kings")
11. Tintinnabulation of vacillating pendulums in inverted metallic, resonant cups.  ("Jingle Bells")
12. In a distant location the existence of an improvised unit of newborn children's slumber furniture.  ("Away in a Manger")