His former wife is on his flight home for the holidays?

Divorced dad Tom Wallace knows their young daughter is behind this "coincidence." He also knows Norah Wallace still makes his heart skip a beat. When a snowstorm strands the trio in the airport for the weekend, Tom rediscovers how truly blessed he used to be.

Once they’re finally in Wisconsin for Christmas

two sets of grandparents are suddenly generous with the mistletoe. One kiss leads to another. And soon the entire family has the same sweet Christmas wish.