Birthday chords ver. 2 with lyrics by Katy Perry - Easy chords and tabs for guitar

Katy Perry – Birthday chords ver. 2

Artist: Katy Perry
Song: Birthday
Album: Prism
Tuning: Standard
Capo: 2nd Fret

Alright, so I really enjoy this song from Katy Perry's new album, but I haven't found
any good tabs for it...BUT recently I found something great on Youtube that I would like
to share. *These tabs were not created by me; I am merely spreading this wonderful tab 
made by this guy:
http://www.youtube.com/watch?v=rhPei1QNTZU

e|------x----x---------x-------------|B|--2-2-x--2-x-----2-2-x-------------|G|--2-2-x--2-x---------x-------------|D|------x----x-----2-2-x-------------|A|------x----x-----3-3-x-------------|E|------x----x---------x-------------|
e|------x----x---------x----------------|B|--2-2-x--2-x-----2-2-x----------------|G|--2-2-x--2-x---------x--2---2---2-----|D|------x----x-----2-2-x--2---2---2-----|A|------x----x-----3-3-x--3---3---3-----|E|------x----x---------x----------------|
e|------x----x---------x-------------|B|--2-2-x--2-x-----2-2-x-------------|G|--2-2-x--2-x---------x-------------|D|------x----x-----2-2-x-------------|A|------x----x-----3-3-x-------------|E|------x----x---------x-------------|
*This is the general pattern throughout the song
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