This song is done by Roger (Louis St. Louis) and Jan (Jamie Donnelly) backs up.
The lyrics are based on the movie, not the stage production.
Intro: NC (piano appegio F)
F Bb Gm
I spent my da-a-ays
Eb F Bb7 Bb Gm
Just moo-oo-oo-oo-oon-ning so sad and blu-ue
Eb
So sad and blu-ue
F Bb Gm
I spent my ni-i-ights
Eb F Bb7 Bb Gm
Just moo-oo-oo-oo-oon-ning all over yo- ou
Eb F
(All over who-o?)
[Jan harmonizes from the second words of the following, starting from Eb, her
notes move up a tone with every second chord change.]
Cm7 F
Well I'm so full of lo-o-ove
Dm Gm
As any fool ca-an see
Adim D7
'Cause an-gels up a-bo-ove
[Jan stops harmonizing from this line, piano plays the intro on 'moon']
Gm NC (F)
Have hu-u-ung the moon o-on me
Bb
(Why must you go-o-o)
Gm
Why must I go-o-o
Eb F7
Just moo-oo-oo-oo-oon-ning
Bb7 Bb Gm
So all a-lo- one
Eb
(So all a-lo-one)
[ Tab from: https://www.guitartabs.cc/tabs/g/grease/mooning_crd.html ]
F Bb
There would be no-o-o
Gm
(There would be no-o-o)
Eb F7
More moo-oo-oo-oo-oon-ning
Bb7 Bb Gm
If you would ca-all me
Eb F
(Up on the pho-one)
[Jan harmonizes from the second words of the following, starting from Eb, her
notes move up a tone with every second chord change.]
Cm F
While lying by myself in bed
Dm G
I cry and get myself the red eye
BOTH
Cm7 F7 Bb7 Bb
Moo-oo-oo-oo-oo-oon-ning o-o-ver yo- ou
[Bass and trumpet play D,Eb,E,F, guitar rings F chord]
[Accordion rings, and piano appegios F7 chord when 'stand' is held]
NC
I'll stand
[Bass, guitar rejoins on [-hi-]
Bb
Be-hi-i-ind
Gm
(You'll stay be-hi-i-ind)
Eb F7
You moo-oo-oo-oo-oon-ning
Bb Gm
Forever mo-ore
Eb
(Forever mo-ore)
F Bb
Some-day you'll fi-i-ind
Gm
(Someday you'll fi-i-ind)
Eb F7 Bb7 Bb Gm
Me moo-oo-oo-oo-oon-ning at your front do-o-or
Eb
(At my front do-o-or)
F
Whoa,
[Jan harmonizes from the second words of the following, starting from Eb, her
notes move up a tone with every second chord change.]
Cm F
Every-y-day at school I watch ya
Dm G
Alwa-ays will un-ti-il I got you
Cm7 (ring) F7 (ring)
Moo-oo-oo-oo-oo-oo-oo-oo-oon-ning
Cm Bb (ring)
Too-oo
There's a moon out tonight