The Fratellis - Chelsea Dagger Chords & Tabs

wooo my first tab..nobody has tabbed this yet and the fratellis tabs are lacking across 
whole net so i tabbed this, its probably wrong but...i dont care

intro
|-------------------------|
|-------------------------|
|-------------------------|
|-20-\-\-\-\-\-\-\-\-\-1--|
|-20-\-\-\-\-\-\-\-\-\-1--|
|-20-\-\-\-\-\-\-\-\-\-1--|

|-----------------|               |-----------------|
|-----------------|               |-----------------|
|-----------------|               |-7-777-777-77777-|
|-5-555-555-55555-| several times |-7-777-777-77777-|
|-5-555-555-55555-| then add:     |-5-555-555-55555-|
|-3-333-333-33333-|               |-----------------|
[ Tab from: https://www.guitartabs.cc/tabs/t/the_fratellis/chelsea_dagger_tab.html ]
verse
    G        D        C    B     E
|------------------------------------|
|------------------------------------|
|----------777777777-5555-4444-99999-|
|-55555555-777777777-5555-4444-99999-|
|-55555555-555555555-3333-2222-77777-|
|-33333333---------------------------|

do doo again..
verse again

Chelsea, Chelsea I Believe...
   G     C    D
|-----------------|
|-----------------|
|-------5555-7777-|
|-5555--5555-7777-|
|-5555--3333-5555-|
|-3333------------|
I have seen jon playing open chords for the chelsea bit..so..u could do whatever..

ENJOY

FRATELLIS ROCK!!

Ethan