When you are stuck in a group of people who merely trade turns at talking about themselves instead of actually conversing, it could be a matter of their not really knowing how to converse as opposed to being too small-minded or excessively Facebooked.
Carolyn HaxPlan your own vacations when you want to, and plan a suitable combined vacation with this other family when you want to. If they freak out at your planning your own vacations as you see fit, then let them. Bowing to unreasonable demands because someone will make you pay emotionally if you don't is not a healthy option.
Carolyn HaxI think we'd all hate to be the one who gets declared undateable by one's entire grad-school population based on a couple of told and retold stories.
Carolyn Hax