Seems fairly clear that he's singing about he and his girl are loyal to each other, while other guys and girls cheat on their significant others.
Also, it's especially happy because the reason they don't mess around is that they enjoy being together so much that they don't even want anybody else.
Seems fairly clear that he's singing about he and his girl are loyal to each other, while other guys and girls cheat on their significant others.
Also, it's especially happy because the reason they don't mess around is that they enjoy being together so much that they don't even want anybody else.