I need to know the name of this song. It is a country song - not a new one. It goes something like this... Now I don't mind if I'm not the first love you've known... just so I'll be the last.

It's called I Don't Care. It seems as if it's been covered many times by various artists.
I DON'T CARE de Ricky Skaggs no VAGALUME (Letra e Vídeo) (http://vagalume.uol.com.br/ricky-skaggs/i-dont-care.html)