The Hayworth family is invited to the wedding of longtime family friend Spags. When Connor enlists Tom's help to write and re-write a wedding toast, things take an unexpected turn between the brothers. Sarah realizes Denise is upset they never had a real wedding, while Marina meticulously plans her drinking schedule for a night out without the kids.  .

When Tom and Sarah discover that their parents have been spending time at Connor's house and not theirs, jealousy rears its ugly head. But when it looks like there might be more grandparent time for everyone, they learn to be careful what they wish for.