There are a few harmonizations that the current version doesn't include, so I've 
added them in here.

Intro: D, Cadd9, D, G, D, Cadd9, 
Cadd9, G

D (xx0232@1)       Cadd9 (x32030@1) D (xx0232@1)   GHark (320003@1)the herald angels sing
D (xx0232@1)     Cadd9 (x32030@1)   GBut (320003@1)not for us my dear
D (xx0232@1)     Cadd9 (x32030@1)   D (xx0232@1)   GI (320003@1)can't recall a single thing
D (xx0232@1)     Cadd9 (x32030@1)        GWorth (320003@1)celebrating this year
F# (244322@1)                G(barred)
Watch the clock and pace the floor
F# (244322@1)             EmShut (022000@1)my eyes and slam the door
F#Tear (244322@1)down the lights
 GmWe (355333@1)don't need them anymore...

G(barred)          D (xx0232@1)         Bm (x24432@1)       D (xx0232@1)   G (320003@1) Christmas morning is here again  (Woah Woah)
       D (xx0232@1)             Bm (x24432@1)        D (xx0232@1)   GI'm (320003@1)choking back all my tears again (Woah Woah)
        D (xx0232@1)             F# (244322@1)            
I won't last through the year again
Bm (x24432@1)       GWithout (320003@1)you...
                                    A (x02220@1)      DHere's (xx0232@1)to wishes that'll never come true

D (xx0232@1) A (x02220@1) G (320003@1) Dx2 (xx0232@1)
D (xx0232@1)         Cadd9 (x32030@1)   D (xx0232@1)   GHoly (320003@1)night, the stars shine bright
D (xx0232@1)           Cadd9 (x32030@1)        GLeft (320003@1)my heart underneath the tree
D (xx0232@1)       Cadd9 (x32030@1)    D (xx0232@1)  GYou (320003@1)won't be home to open it
D (xx0232@1)         Cadd9 (x32030@1)        GSo (320003@1)I'll put it back inside me

F# (244322@1)                G*
Watch the clock and pace the floor
F# (244322@1)             EmShut (022000@1)my eyes and slam the door
F#Tear (244322@1)down the lights
  GmWe (355333@1)don't need them anymore...

G(barred)          D (xx0232@1)         Bm (x24432@1)       D (xx0232@1)   G (320003@1) Christmas morning is here again  (Woah Woah)
       D (xx0232@1)             Bm (x24432@1)        D (xx0232@1)   GI'm (320003@1)choking back all my tears again (Woah Woah)
        D (xx0232@1)             F#I (244322@1)won't last through the year again
Bm (x24432@1)      GWithout (320003@1)you...
                                    A (x02220@1)      DHere's (xx0232@1)to wishes that'll never come true

G (320003@1)        D (xx0232@1)         Bm (x24432@1)       D (xx0232@1)   G (320003@1) Christmas morning is here again  (Woah Woah)
       D (xx0232@1)             Bm (x24432@1)        D (xx0232@1)   GI'm (320003@1)choking back all my tears again (Woah Woah)
        D (xx0232@1)             F#I (244322@1)won't last through the year again
Bm (x24432@1)      GWithout (320003@1)you...
                   G (320003@1)      A (x02220@1)                     BmHere's (x24432@1)to wishes that'll never come true
Em (022000@1)           G (320003@1)                 A (x02220@1)              Bm (x24432@1)  Here's to wishes that'll never come true
Em (022000@1)        G (320003@1)                 A (x02220@1)              D (xx0232@1)  Here's to wishes that'll never come true...

D Cadd9 D G
D Cadd9 D

Happy Holidays!