Et By Katy Perry;
Standard Tuning
Capo: 1st Fret
Strumming: DDDDUDDDU
Also, I recommend you watch this video :)

Em, C, G, D

Em            C
You're so hypnotizing
G                                      D
Could you be the devil, could you be an angel
Em                C
Your touch magnetizing
G                                      D
Feels like I am floating, leaves my body glowing

Em               C
They say be afraid
G                                           D
You're not like the others, futuristic lover
Em          C
Different DNA
G                                   D
They don't understand you


               Em                     C           G                  D
Your from a whole other world, a different dimension
    Em             C                   G                          D
You open my eyes and I'm ready to go lead me into the light


Em         C
Kiss me, ki-ki-kiss me
G                                                D
Infect me with your love and fill me with your poison
Em            C
Take me, ta-ta-take me
G                               D  
Wanna be a victim ready for abduction
  Em                    C                G                  D
Boy, you're an alien, your touch so foreign
Em        C                 G             D
It's supernatural, extraterrestrial


Em          C
Your so supersonic
G                                      D
Wanna feel your powers stun me with your lasers
Em              C
Your kiss is cosmic
G                             D
Every move is magic


               Em                     C           G                  D
Your from a whole other world, a different dimension
    Em             C                   G                          D
You open my eyes and I'm ready to go lead me into the light


Em         C
Kiss me, ki-ki-kiss me
G                                                D
Infect me with your love and fill me with your poison
Em            C
Take me, ta-ta-take me
G                               D  
Wanna be a victim ready for abduction
  Em                    C                G                  D
Boy, you're an alien, your touch so foreign
Em        C                 G             D
It's supernatural, extraterrestrial


Em                                 C
This is transcendental on another level
G                             D
Boy, you're my lucky star
Em                                                            C
I wanna walk on your wave length and be there when you vibrate
G                       D
For you I'll risk it all
Em        D
All


Em         C
Kiss me, ki-ki-kiss me
G                                                D
Infect me with your love and fill me with your poison
Em            C
Take me, ta-ta-take me
G                               D  
Wanna be a victim ready for abduction
  Em                    C                G                  D
Boy, you're an alien, your touch so foreign
Em        C                 G             D
It's supernatural, extraterrestrial
   G             D
Extraterrestrial
   G            D
Extraterrestrial
  Em                    C                G                  D
Boy, you're an alien, your touch so foreign
Em        C                 G             D
It's supernatural, extraterrestrial