How to read tablature? 
Intro:
     B          Gb            Abm        Ebm                                                                                            
xA|--------2----------5----|-----2-------2----------|
xE|--3---------------------|--------0----------2----|
xC|-----2-------2----------|--4-------x----------x--|
xG|--------0-x--------2-x--|--------0-x--------4-x--|

     E          B             E          Gb                                                                                                
xA|------------------------|-------------------5----|
xE|-----0--0----3----------|-----0--0---------------|
xC|--0-------x--------2-x--|--0-------x--2----------|
xG|--------0-x--------0-x--|--------0-x--------2-x--|


Chorus:
B                  Gb
Here's to the ones that we got
Abm                Ebm
Cheers to the wish you were here but you're not
           E                 B
'Cause the drinks bring back all the memories
   E                Gb
Of everything we've been through

B             Gb
Toast to ones here today
Abm               Ebm
Toast to the ones that we lost on the way
           E                 B
'Cause the drinks bring back all the memories
        E              Gb                   -nc-
And the memories bring back memories, bring back you

Verse 1:
          B             Gb             Abm             Ebm
There's a time that I remember, when I did not know no pain
       E              B              E                    Gb
When I believed in forever, and everything would stay the same
       B                 Gb               Abm           Ebm
Now my heart feel like December, when somebody say your name
         E                  B               E               Gb
'Cause I can't reach out to call you, but I know I will one day, ayy

Pre-Chorus 1:
B      Gb                    Abm             Ebm
  Everybody hurts sometimes, everybody hurts someday, ayy-ayy
E          B                      E                    Gb
  But everything gon' be alright, go and raise a glass and say, ayy

Chorus 1:
B                  Gb
Here's to the ones that we got
Abm                Ebm
Cheers to the wish you were here but you're not
           E                 B
'Cause the drinks bring back all the memories
   E                Gb
Of everything we've been through

B             Gb
Toast to ones here today
Abm               Ebm
Toast to the ones that we lost on the way
           E                 B
'Cause the drinks bring back all the memories
        E              Gb                        B
And the memories bring back memories, bring back you

Post-Chorus 1:
        Gb                
   Doo-dooo doo-doo-doo-do   
Abm            Ebm
   Doo-doo-do dooo doo-doo-dooo-do
E              B
   Doo-doo-do-dooo doo-doo-dooo
E              Gb                   -nc-
Memories bring back memories, bring back you

Verse 2:
          B             Gb             Abm           Ebm
There's a time that I remember, when I never felt so lost
       E               B               E            Gb
When I felt all of the hatred, was too powerful to stop -ooh yeah-
       B                  Gb              Abm             Ebm
Now my heart feel like an ember, and it's lighting up the dark
        E                B               E            Gb
I'll carry these torches for ya, and you know I never drop, yeah

Pre-Chorus 2:
B      Gb                    Abm             Ebm
  Everybody hurts sometimes, everybody hurts someday, ayy-ayy
E      B                      E                    Gb
  Everything gon' be alright, go and raise a glass and say, ayy

Chorus 2:
B                  Gb
Here's to the ones that we got -oh-oh-
Abm                Ebm
Cheers to the wish you were here but you're not
           E                 B
'Cause the drinks bring back all the memories
   E                Gb
Of everything we've been through -no no-

B             Gb
Toast to ones here today -ay-ayy-
Abm               Ebm
Toast to the ones that we lost on the way
           E                 B
'Cause the drinks bring back all the memories -yeah-
        E              Gb                        B
And the memories bring back memories, bring back you

Post-Chorus 2:
        Gb                
   Doo-dooo doo-doo-doo-do   
Abm            Ebm
   Doo-doo-do dooo doo-doo-dooo-do
E              B
   Doo-doo-do-dooo doo-doo-dooo
E              Gb                        B
Memories bring back memories, bring back you

        Gb                
   Doo-dooo doo-doo-doo-do   
Abm            Ebm
   Doo-doo-do dooo doo-doo-dooo-do
E              B
   Doo-doo-do-dooo doo-doo-dooo -ooh yeah-
E              Gb                        B
Memories bring back memories, bring back you

Outro:
Gb               Abm  Ebm
  Yeah-yeah yeah yeah
                  E          B
  Yeah-yeah yeah yeah, yeah-no
E              Gb                   -nc-
Memories bring back memories, bring back you