Si mi hermano se quiere pelear con mis padres, allá él. Yo no me voy a meter.If my brother wants to get into an argument with my parents, that's his problem. I'm not going to get involved in it.
Julio no quiere venir al museo con nosotros. - Pues allá él. No sabe de lo que se pierde.Julio doesn't want to come with us to the museum. - Well, that's his deal. He doesn't know what he's missing.