looking for a song between 1980-1982 with him being a 8 and her a 2 they will make a ten

by David
(St.Louis Mo.)

I'm looking for a country song about a guy that walk into a bar and tells a girl that with him being a 8 and her a 2 they will make a ten ,then she starts telling him things like if thats his car outside its a 1 and the clothes he is wearing its a 3 {well you get the message}