"Best" is really too subjective - but it will be nice to get a variety of opinions regarding love songs. How about some off the wall old jug band, early blues "love songs" like Rich gal she drinks good pineapple juice Poor gal she does about the same, My gal drinks old shoe polish but she gets drunk just the same,

I will be there in the morning if I live, I will be there in the morning if I don't get killed, If I never see you again be sure to remember me.