This is pretty much the main riff for most of the song.
[ Tab from: http://www.guitaretab.com/g/gabriella-cilmi/213548.html ]
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-4--6-6--4-4--6-6-|-4--6-6--4-4--6-6-|-4--6-6--4-4--6-6-|-4--6-6--4-4--1-1-|
You can also strum it using power chords
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-6--8-8--6-6--8-8-|-6--8-8--6-6--8-8-|-6--8-8--6-6--8-8-|-6--8-8--6-6--3-3-|
-6--8-8--6-6--8-8-|-6--8-8--6-6--8-8-|-6--8-8--6-6--8-8-|-6--8-8--6-6--3-3-|
-4--6-6--4-4--6-6-|-4--6-6--4-4--6-6-|-4--6-6--4-4--6-6-|-4--6-6--4-4--1-1-|
