Hello, this is one of my first tabs (i've figured out about 3 before this!), so go 
easy on me. This is 100% correct! ... as far as I know anyway!

Message me with mistakes!
Username: Fieryhead

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For those who don't know strumming:

Rhythm: Coff - ee     Tea             Coff - ee     Tea    
Strum:  Down   Up     Down            Down   Up     Down
Lyrics: Rock - in      a        -       round       the

Rhythm: Tea           Coff - ee       Tea           Coff - ee
Strum:  Up            Down   Up       Down          Up     Down
Lyrics: Christ  -        mas          tree         at     the

Rhythm: Coff - ee     Tea             Co - ca -     Co - la
Strum:  Up     Down   Up              Down Up       Down Up
Lyrics:   Christ   -  mas             Par - ty         hop

Rhythm: Tea           Coff - ee       Coff - ee     Tea
Strum:  Down          Up     Down     Up     Down    Up
Lyrics                 [Interlude]

(Repeat!)

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Tuning: Standard (EADGBe)
Capo:   No Capo

C              C6         C           C6
Rock - in' a - round the Christ - mas Tree 
       G7      
at the Christ - mas par - t y hop 
G2              G7         G2     G7
Mis - tle - toe hung where you can see 
                            C
Ev - 'ry cou - ple tries to stop. 

F   C    F   C F                    Em
You will get a sen - ti - men - tal feel - ing 
              Am        Am(maj7)
When you hear voic - es sing - ing, 
 Am7                D7                  G7
"Let's be jol - ly; Deck the halls with boughs of hol - ly" 

 C           C6        C            C6
Rock-in' a - round the Christ - mas Tree
       G7           
Have a hap - py hol - li - day
G2             G7         G2         G7 
Ev - 'ry - one danc - ing mer - ri - ly 
G7             Dm7    G7    C
In a new old - fash - ioned way 

C               C6         C           C6
Rock - in' a - round the Christ - mas Tree 
        G7      
let the Christ - mas spir - it ring.
G2             G7        G2        G7
Lat - er we'll have some pun - kin pie
                             C 
And we'll do some car - ol - ing.

F   C    F   C F                    Em
You will get a sen - ti - men - tal feel - ing 
              Am        Am(maj7)
When you hear voic - es sing - ing, 
 Am7                D7                  G7
"Let's be jol - ly; Deck the halls with boughs of hol - ly" 

 C           C6        C            C6
Rock-in' a - round the Christ - mas Tree
       G7           
Have a hap - py hol - li - day
G2             G7         G2         G7 
Ev - 'ry - one danc - ing mer - ri - ly 
G7             Dm7    G7    C
In a new old - fash - ioned way 

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Enjoy!