It's wrong to not prioritize a friend's special event.
Daniel invites Paul to his piano recital, which is on the same day as a major sale.
Paul wants to buy something at the sale.
Paul goes to the recital and then attends the sale when it's over.
Paul skips the recital to attend the sale and buy a toaster.
Daniel thanks Paul for coming to the recital.
Daniel is disappointed in Paul for not coming.