"Do it again" is just like "Old shack" ... they same with the "rythm"

Intro

Ab5  A5  C#5  Ab5  A5

Ab5  A5  F#5  A5  Ab5


Verse

Eb5  Bb5  B5  G5  Ab5  B5  
 E5  Eb5


Chorus

Ab5  E5  A5