With Erin and Chad's due date looming, the whole family gathers for their baby shower. Erin's friend Kelsey comes for the occasion and helps put together a sentimental surprise that leaves Erin speechless. Nathan and Lawson's friends from New York, Ashley and Anastasia, also visit and the kids have fun showing these city folk a real country adventure!

The Bates celebrate two joyous occasions in a special episode! First, Gil and Kelly Jo fly to Florida to see Alyssa and John and welcome their new granddaughter, Allie Jane, to the world. Then, a few days later, they're off to Washington, DC, where Brandon plans to propose to Michael using an elaborate scavenger hunt that will have her trekking all over the city!

Erin has been experiencing early contractions, so she and Chad rush to their doctor, to find out what's wrong. Meanwhile, Michael and Brandon discover how stressful it can be to plan a wedding long distance via video chat.