This is my first tab, so be gentle! :)
I know Justin sings it very high, so I took it down to a "singable" level.
Enjoii!

AM          
I always knew you were the best

GThe (320003@1)coolest girl I know

FPrettier (133211@1)than all the rest

EThe (022100@1)star of the show
  
AM                            GSo (320003@1)many times I wish you'd be the one for me

FI (133211@1)never knew you'd be like this, girl,

EWhat (022100@1)did ya do to me



AM
You're who I'm thinking of

GGirl, (320003@1)you ain't my runner up

F (133211@1)                       EAnd (022100@1)no matter what you're always number one





(Chorus)

AM
My prized possession, one and only

GI (320003@1)adore ya, girl I want ya

FThe (133211@1)one I can't live without

EThat's (022100@1)you, that's you

AM
You're my special little lady

GThe (320003@1)one that makes me crazy

FOf (133211@1)all the girls I've ever known

EIt's (022100@1)you, it's you



AM                          GMy (320003@1)favourite, my favourite, my favourite

F (133211@1)                EMy (022100@1)favourite girl. my favourite girl



AM
You're always going out your way

GTo (320003@1)impress these Mr. Wrongs

FBut (133211@1)if I ever know you'd get like this,

EI'll (022100@1)take you as you are

AM
You always said believe in love,

GIt's (320003@1)a dream that can't be real

FNever (133211@1)thought of fairy tales,

EI'll (022100@1)show you how it feels



AM
You're who I'm thinking of

GGirl, (320003@1)you ain't my runner up

F (133211@1)                       EAnd (022100@1)no matter what you're always number one





AM
My prized possession, one and only

GI (320003@1)adore ya, girl I want ya

FThe (133211@1)one I can't live without

EThat's (022100@1)you, that's you

AM
You're my special little lady

GThe (320003@1)one that makes me crazy

FOf (133211@1)all the girls I've ever known

EIt's (022100@1)you, it's you



AM                          GMy (320003@1)favourite, my favourite, my favourite

F (133211@1)                EMy (022100@1)favourite girl. my favourite girl

AM                          GMy (320003@1)favourite, my favourite, my favourite

F (133211@1)                EMy (022100@1)favourite girl. my favourite girl





GYou (320003@1)take my breath away

EWith (022100@1)everything you say

AM
I just wanna be with you,

GMy (320003@1)baby, my baby, ohhhh

GMy (320003@1)Miss don't play no games,

ETreat (022100@1)you no other way,

AM       GThan (320003@1)you deserve

'Cause you're the girl of my dreams



AM
My prized possession, one and only

GI (320003@1)adore ya, girl I want ya

FThe (133211@1)one I can't live without

EThat's (022100@1)you, that's you

AM
You're my special little lady

GThe (320003@1)one that makes me crazy

FOf (133211@1)all the girls I've ever known

EIt's (022100@1)you, it's you



AM
My prized possession, one and only

GI (320003@1)adore ya, girl I want ya

FThe (133211@1)one I can't live without

EThat's (022100@1)you, that's you

AM
You're my special little lady

GThe (320003@1)one that makes me crazy

FOf (133211@1)all the girls I've ever known

E (022100@1)It's you, it's you

AM                          GMy (320003@1)favourite, my favourite, my favourite

F (133211@1)                EMy (022100@1)favourite girl. my favourite girl

AM                          GMy (320003@1)favourite, my favourite, my favourite

F (133211@1)                EMy (022100@1)favourite girl. my favourite girl