It's bad to not accept in-laws into your family.
John is planning his wedding invitations and is down to the last table with two seats left.
John wants to decide who to invite to the last two seats.
John decides to invite his mother in law and father in law to the wedding.
John decides to invite the neighbor couple from next door to fill the last two seats.
John's in laws are delighted they have been included in such a big event.
John's mother and father in law are sad that they've been excluded from such a big event.