Tuning: C#-F#-B-E-G#-C#
Basically, it's the standard tuning tuned down 3 steps

Verse:

A5  E5  F#5
i remember
A5   E5    F#5   D5  
learning how to dive
A5        E5
deep-end board
A5     E5   D5
i was high.
E5 A5  E5  F#5  A5   E5 D5 A5 
i remember learning how to dive

Chorus:

A5 D5  E5  A5
i just had to go
  D5  E5  A5
to the end of the board
  D5  E5  A5
i just had myself
  D5  E5  A5
and go weeeeeeeee ??
  D5  E5  A5
i just had to jump
  D5  E5  A5
you just have to jump
  D5  E5  A5
and touch the water
  D5  E5  A5
with the end of your fingers

Repeat verse-chorus-verse