Each chord throughout the song is played as follows:
    G            Em           C            D
E|-----------|-----------|-------------|---------2--|
B|-----------|-----------|----------1--|-------3----|
G|--------0--|---------0-|--------0----|-----2------|
D|------0----|-------2---|------2------|---0--------|
A|----2------|-----2-----|----3--------|------------|
E|--3--------|----0------|-------------|------------|

G Em C D


G            Em
Hello, I'm Balloon Man
C                     D
I come from down the lane
G             Em
To give you a balloon
C              D
To make you happy


G               Em
Just love my balloons
C                      D
I'll give you one each day
G                    Em
So please enjoy your stay
C                D
At Circus Baby's Pizza World!


G        Em
Ooooooo
C        D
Ooooooo
G        Em
Ooooooo
C        D
Ooooooo