Only two chords through whole song.

G5
Keep a knockin' but you can't come in
Keep a knockin' but you can't come in
D5
Keep a knockin' but you can't come in
G5
Come back tomorrow and try again

You say you love me but you can't come in
You say you love me but you can't come in
You say you love me but you can't come in
Come back tomorrow and try again

Sax solo

Keep a knockin' but you can't come in
Keep a knockin' but you can't come in
Keep a knockin' but you can't come in
Come back tomorrow and try again

You say you love me but you can't come in
You say you love me but you can't come in
You say you love me but you can't come in
Come back tomorrow and try again

Sax solo

Keep a knockin' but you can't come in
Keep a knockin' but you can't come in
Keep a knockin' but you can't come in
Come back tomorrow and try again

You say you love me but you can't come in
You say you love me but you can't come in
You say you love me but you can't come in
Come back tomorrow and try again

Outro sax solo