I based this off of one I found on this site, but it wasn't too exact so I tweaked 
it a bit. Not sure who wrote the last one.

C U Next Tuesday - Ke$ha

Capo 4

All chords standard fingerings except for Cadd9

Cadd9: x32033

G (320003@1)                       EmI (022000@1)was looking lost it was cold outside
    G (320003@1)                   EmThe (022000@1)whiskey rocks how you caught my eye
   G (320003@1)                   EmMy (022000@1)red lips painted, all dressed in black
  G (320003@1)                 EmI (022000@1)needed something to bring me back
    G (320003@1)                  EmYou (022000@1)knew the play and we danced all night
    Cadd9 (x32030@1)              DBut (xx0232@1)something wasn't right
   G (320003@1)           EmSo (022000@1)I'll c u next Tuesday
     Cadd9 (x32030@1)  
If I ever get desperate
       DOr (xx0232@1)I'm so beyond faded
          G (320003@1)           EmJust (022000@1)said I'll c u next Tuesday
      Cadd9 (x32030@1)                       DKinda (xx0232@1)nice how this morning I won't sit around waiting
      G (320003@1)                            EmAnd (022000@1)I'm not just being cold I'm just watching you pretend
          Cadd9 (x32030@1)                        DLike (xx0232@1)your heart is on your sleeve when I know you have a girlfriend
G (320003@1)           EmI'll (022000@1)c u next Tuesday
Cadd9 (x32030@1)D (xx0232@1) G (320003@1) EmOh, (022000@1)Oh
    G (320003@1)                EmYou (022000@1)don't call and you won't admit
    G (320003@1)                    EmThe (022000@1)lies you spin for your power trip
  G (320003@1)                 EmI (022000@1)just can't take you seriously
     G (320003@1)               EmWhen (022000@1)all you send is a text to me
   G (320003@1)                   EmSo (022000@1)I'll be gone when the morning comes
      Cadd9 (x32030@1)             DLet's (xx0232@1)not pretend it's love

[Chorus]
D (xx0232@1)                        EmI (022000@1)don't want anything from this
                        Cadd9 (x32030@1)                           DI (xx0232@1)got your number don't call me I'll call you if I need a hit

Ohhhh
D (xx0232@1)                     EmI (022000@1)don't need drama from this
                          Cadd9 (x32030@1)                   DI (xx0232@1)know you got a girl and I don't need a dude on my s***

No

[Chorus]