Rag Mop 
Ames Brothers (#1 in 1950)

M
I say M-O
M-O-P
M-O-P-P
Mop
M-O-P-P
Mop Mop Mop Mop

R
I say R-A
R-A-G
R-A-G-G
Rag
R-A-G-G M-O-P-P
Rag Mop

Doo-doo-doo-DAH-dee-ah-dah
Rag Mop
Doo-doo-doo-DAH-dee-ah-dah
Rag Mop
Doo-doo-doo-DAH-dee-ah-dah
Rag Mop
Doo-doo-doo-DAH-dee-ah-dah
Rag Mop
Doo-doo-doo-DAH-dee-ah-dah
R-A-G-G M-O-P-P
Rag Mop!

A
I say A-B
A-B-C
A-B-C-D
A-B-C-D-E
A-B-C-D-E-F-G-H

I
I say M-O
M-O-P
M-O-P-P
Mop
M-O-P-P
Mop Mop Mop Mop

R
I say R-A
R-A-G
R-A-G-G
Rag
R-A-G-G M-O-P-P
Rag Mop

Doo-doo-doo-DAH-dee-ah-dah
Rag Mop
Doo-doo-doo-DAH-dee-ah-dah
Rag Mop
Doo-doo-doo-DAH-dee-ah-dah
Rag Mop
Doo-doo-doo-DAH-dee-ah-dah
Rag Mop
Doo-doo-doo-DAH-dee-ah-dah
R-A-G-G M-O-P-P
Rag Mop