Being a boyfriend is like being a dog. You follow your master around, doing what she asks, when she asks, and in return, you receive love and affection. Even when she lets you go, you remain loyal, at least for a while, because being her puppy is a thousand times better than being a stray.
Guy 1: can john hang out?
Guy 2: no, he just became stacu's boyfriend
Guy 1: again, didn't they break up?
Guy 2: yeah, but you know john, loyal as a puppy