Can you guess?

The following are all familiar Christmas songs and carol titles which are written in a little different way.
For example, say the following very fast: CEAS HUNS GRETE HINGS

Ok so have you figured out that this is actually "Seasons Greetings?"

See how many of these songs you can figure out.
(This is a fun game to play at a Christmas party)

1. HAIRY COMIC HEIRLING
2. WELSH EP ARDS WASH TEAR LOX BUY KNIGHT
3. ALLAH WAND FORK ISTHMUS ISTHMUS TOOF RUNTEEF
4. LETTUCE NO! LETTUCE NO! LETTUCE NO!
5. GO DRESSED YUMA REGION TALL MEN
6. JOE LEE ODES AUNT NECKLACE
7. IN JAILS WE A VERDON EYE!
8. FRAWS TEA THUS GNOME ANN
9. SAND OK LAWS ESK HUMMING TOOT HAUN
10. ARK THE AIR OLE ANGELS ING
11. WEEWY SHOE AM ERIC RISS MUS
12. ICE AH MAH MEK HISSY SAND DUCK LAWS
13. SELL FOR BAY HOLES
14. THUFF ERST KNOW EL
15. SY LEN TON ITE, HOL EEN ITE
16. JOEY TOOTH EW ERLD
17. A PAWN THOUSET OP
18. DEWEY EAR WAH TIE EAR
19. DUCK TEE HOLES WITH BOWS OF FOLLY
20. OAK A MALL YEEF AYTH FALL
21. WEETH REEKINGS AFORE REINTAR
22. ROOD OFT ARE ED KNOWS RAIN TEAR