Kassie is a smart, fun-loving single woman who, despite her neurotic best friend Wally’s objections, decides it’s time to have a baby – even if it means doing it herself… with a little help from a charming sperm donor. But, unbeknownst to her, Kassie’s plans go awry because of a last-minute switch that isn’t discovered until seven years later… when Wally gets acquainted with Kassie’s cute, though slightly neurotic, son.

After spending two decades in England, Bill Bryson returns to the U.S., where he decides the best way to connect with his homeland is to hike the Appalachian Trail with one of his oldest friends.