I've tested thiese chords pretty well, and they are exact. ;D enjoy!

Intro:
F Am Bb Gm

F (133211@1)                     Am (x02210@1)    Sometimes I get my head in a dilly
Bb (x1333x@1)             GmFeeling (355333@1)so lost, ticking you off
F (133211@1)    Now boy, you know me well
          AmSaid, (x02210@1)I'm that kinda feelling
Bb (x1333x@1)               GmThat (355333@1)kind of soft, that kind of silly
F (133211@1)                  Am (x02210@1)             Bb (x1333x@1)    But when I'm in doubt, I open my mouth
                   GmAnd (355333@1)words come out, words come out like

Chorus)
Dm (xx0231@1)                         BbBaby, (x1333x@1)there's a shark in the water
        F (133211@1)                         CThere's (x32010@1)something underneath my bed

Oh, please believe I said
Dm (xx0231@1)                         BbBaby, (x1333x@1)there's a shark in the water
  FI (133211@1)caught them barking at the moon
CBetter (x32010@1)be soon

FF                    AmHigh (x02210@1)in the sky, the song that I'm singing
  Bb (x1333x@1)                GmA (355333@1)sweet little lie, I cry wolf, cry
F (133211@1)                         Am (x02210@1)    Rabbit out the hat, so that's why I'm bringing
     Bb (x1333x@1)                     GmSome (355333@1)tricks up my sleeve, for noticing me
F (133211@1)                           Am (x02210@1)                        Bb (x1333x@1)    I wouldn't cause you any harm, I just want you in my arms
                      GmI (355333@1)can't help, I can't help myself

(Chorus)
Dm (xx0231@1)                         BbBaby, (x1333x@1)there's a shark in the water
        F (133211@1)                        CThere's (x32010@1)something underneath my bed

Oh, please believe I said
Dm (xx0231@1)                         BbBaby, (x1333x@1)there's a shark in the water
  FI (133211@1)caught them barking at the moon
CBetter (x32010@1)be soon
Dm (xx0231@1)(Do, do, do, do, do, do, do, do ,do)
Bb(Better (x1333x@1)be soon)
F(Do, (133211@1)do, do, do, do, do, do, do)
C(Do, (x32010@1)do, do, do, do, do, do, do)
DmRight (xx0231@1)is right

Rules are rules
Bb (x1333x@1)                          FThis (133211@1)is more like April fools
                     C (x32010@1)  
I'm just winding you up, oh
DmJack (xx0231@1)be nimble, Jack be quick
Bb (x1333x@1)                             FPlease (133211@1)don't make too much of it
                CIt (x32010@1)ain't that serious, oh oh oh, oh oh oh

(Chorus)
Dm (xx0231@1)                         BbBaby, (x1333x@1)there's a shark in the water
        F (133211@1)                         CThere's (x32010@1)something underneath my bed

Oh, please believe I said
Dm (xx0231@1)                         BbBaby, (x1333x@1)there's a shark in the water
  F (133211@1)                     
I caught them barking at the moon
C (x32010@1)    You better get here soon
Dm (xx0231@1)                         BbBaby, (x1333x@1)there's a shark in the water
F (133211@1)                          CBaby, (x32010@1)there's a shark in the water
Dm (xx0231@1)                         BbBaby, (x1333x@1)there's a shark in the water
  FI (133211@1)caught them barking at the moon
CBetter (x32010@1)be soon 
F