Family and friends celebrate WIll's birthday with chocolate and a giant cake!

The kids go sledding during their family vacation in Vermont.

Will and Zoey experience snow for the first time.

Bill and Jen go out to dinner to discuss Jen's job offer and what it means for their future.

Bill and the kids shop for toys to donate to families that are less fortunate.

The family gets into the holiday spirit by decorating the Christmas tree!

While writing letters to Santa, Will and Zoey receive an unexpected call from the man himself.

The family attends a pet adoption event at Bill's store.

Jen helps the kids make Bill a giant birthday card.

Will and Zoey have their weekly swim lesson with Jarrod.

Family story time turns into a discussion on what it means to be a little person.

Bill and the kids hit the grocery store to buy ingredients for his birthday dinner.

Will and Zoey take the wheel as they head out trick or treating with their parents.

With Jen's best friend Amy in town with her kids, the group heads to the local boardwalk aquarium.

Will meets with his speech therapist Anna.

Jen and Bill take Will and Zoey to the geneticist for a check-up.

Will and Zoey have their weekly swim lesson with Jarrod.

Bill tries to rangle Zoey and Will for a photoshoot, but the task is easier said than done.

Bill and the kids hit the grocery store to buy ingredients for his birthday dinner.

It's almost Christmas at the Klein-Arnold household. But first, Jen has a huge project at the hospital so Bill takes the kids out to a mini-bowling alley while Jen puts in extra hours at work.

Will sees just how much fun learning and science can be, even if sometimes it is only playing with toilet paper.

Jen helps the kids make Bill a giant birthday card.

Take a ride on the Polar Express with the Arnold-Klein family!

Bill brings back the "Pie in the Face" game and Will is ecstatic, Zoey on the other hand is more interested in Bill getting hit in the face.

Family story time turns into a discussion on what it means to be a little person.

The family gets into the holiday spirit by decorating the Christmas tree!

Will and Zoey check out where they are from on a globe.

Will is getting into the spirit for Chinese New Year.

The family attends a pet adoption event at Bill's store.

Whilte Jen is out of town, Bill takes the kids for tattoos.

Bill and the kids shop for toys to donate to families that are less fortunate.

Zoey learns some new Bollywood dance moves.