Roadmap:
Intro
Verse x2
Pre-Chorus
Chorus
Verse x2
Pre-Chorus
Chorus x2
Pre-Chorus (Whole Notes Only... build on D at the end of the pre-chorus)
Chorus (Bass Out... then build on D at the end of the chorus)
Chorus x2
Ending

Progression = A C# D F# E
Rhythm = Driving Eigth Notes

G|-------------------------------------------------------------------------|
D|-------------------------------------------------------------------------|
A|-00000000--44444444--55555555--5555-99-77--------------------------------|
E|-------------------------------------------------------------------------|

Verse
Progression = A C# D F# G# D
Rhythm = Quarter Notes

G|-------------------------------------------------------------------------|
D|-------------------------------------------------------------------------|
A|-0-0-0-0--4-4-4-4--5-5-5-5-5-5-5-5---------------------------------------|
E|-------------------------------------------------------------------------|

G|-------------------------------------------------------------------------|
D|-------------------------------------------------------------------------|
A|-9-9-9-9--11-11-11-11--5-5-5-5-5-5-5-5-----------------------------------|
E|-------------------------------------------------------------------------|

Pre-Chorus
Progression = B C# D E B A D
Rhythm = Quarter Notes

G|-------------------------------------------------------------------------|
D|-------------------------------------------------------------------------|
A|-2-2-2-2--4-4-4-4--5-5-5-5--7-7-7-7--------------------------------------|
E|-------------------------------------------------------------------------|

G|-------------------------------------------------------------------------|
D|-------------------------------------------------------------------------|
A|-2-2-2-2--0-0-0-0--5-5-5-5-5-5-5-5---------------------------------------|
E|-------------------------------------------------------------------------|

Chorus
Progression = A E F# D A E D
Rhythm = Eigth Notes

G|-------------------------------------------------------------------------|
D|-------------------------------------------------------------------------|
A|-00000000--77777777--99999999--55555555----------------------------------|
E|-------------------------------------------------------------------------|

G|-------------------------------------------------------------------------|
D|-------------------------------------------------------------------------|
A|-00000000--77777777--55555555--55555555----------------------------------|
E|-------------------------------------------------------------------------|

Out
Progression = A C# D F# E
Rhythm = Driving Eigth Notes
Resolve on Open A

G|-------------------------------------------------------------------------|
D|-------------------------------------------------------------------------|
A|-00000000--44444444--55555555--5555-99-77--------------------------------|
E|-------------------------------------------------------------------------|