Beautiful song! To me the standard F sounds as if it's barred, however it'll sound 
fine in open too!

I didn't write out the rhythm but I'm sure after a few listens even beginners will have it :)

Enjoy!

edit: couple of chords were changed to be more accurate. Thanks to Greemur for the heads up.

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            What Would I Do Without You - Drew Holcolm & the Neighbours
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Tabbed by: cuteuke11

Tuning: standard
Capo on 3rd fret

Chords used throughout the song:

EADGBe
C      (x32010)
C/B    (x20010)
Am     (x02010)
F/C    (x33010)
G      (320033)
E7     (020100)
F      (133211)



Intro:

C (x32010@1)C/B (x2555x@1)Am (x02210@1)  F/C (133211@1)  G (320003@1)C (x32010@1)             C/BSometimes (x2555x@1)I wake up with a sadness
AmOther (x02210@1)days, it feels like madness
F/C (133211@1)                    GSo, (320003@1)what would I do without you

C (x32010@1)              C/BWhen (x2555x@1)colors turn to shades of gray
         AmWith (x02210@1)the weight of the world at the end of the day
F/C (133211@1)                    GOh, (320003@1)what would I do without you

G (320003@1)         E7 (020130@1)         FA (133211@1)decade goes by without a warning
C (x32010@1)                 C/B (x2555x@1)            FAnd (133211@1)there's still a kindness in your eyes
G (320003@1)        E7 (020130@1)              FAmidst (133211@1)the questions and the worry
  G (320003@1)                  FA (133211@1)peace of mind always takes me by surprise

C (x32010@1)C/B (x2555x@1)Am (x02210@1)  F/C (133211@1)  G (320003@1)C (x32010@1)                        C/BI (x2555x@1)feel like I'm walking with eyes as blind
     AmAs (x02210@1)a man without a lantern in a coal mine
F/C (133211@1)                    GOh, (320003@1)what would I do without you

C (x32010@1)               C/BMy (x2555x@1)imagination gets the best of me
        AmAnd (x02210@1)I'm trying to hide, lost at sea
F/C (133211@1)                    GOh, (320003@1)what would I do without you

G (320003@1)                E7 (020130@1)               FThe (133211@1)difference between what I've said and done
C (x32010@1)              C/B (x2555x@1)         FAnd (133211@1)you're still standing by my side
  G (320003@1)    E7 (020130@1)       FA (133211@1)guilty soul and a worried mind
G (320003@1)                  FI (133211@1)will never make it if I'm on my own

C (x32010@1)C/B (x2555x@1)Am (x02210@1)  F/C (133211@1)  GC  C/B (x2555x@1)Am (x02210@1)  F/C (133211@1)  G (320003@1)C (x32010@1)                 C/BSo (x2555x@1)you got the morning, I got midnight
AmYou (x02210@1)are patient, I'm always on time
F/C (133211@1)                    GOh, (320003@1)what would I do without you

C (x32010@1)                   C/BYou (x2555x@1)got your sunshine, I got rain clouds
AmYou (x02210@1)got hope, I got my doubts

F (133211@1) G (320003@1)                 AmSo, (x02210@1)what would I do without you
F (133211@1) G (320003@1)                 AmOh, (x02210@1)what would I do without you
F (133211@1) GOh, (320003@1)what would I do

C (x32010@1)     C/B (x2555x@1)Am (x02210@1)  F/C (133211@1)GWithout (320003@1)you

End on C