Now Playing: Sales of American-made Airstream RVs reach new heights

Now Playing: Family of 6 says sayonara to suburbia, lives life on the road

Now Playing: 9-year-old in remission surprised by bone marrow donor who saved his life

Now Playing: ‘GMA’ Hot List: Ronan Farrow discusses his reporting on 2nd Kavanaugh accuser

Now Playing: Sara and Michael try out the HOT new health trend

Now Playing: Crikey! It’s the Irwins on ‘GMA Day’ with ‘Quilly Nelson’ and a huge python!

Now Playing: Taraji P. Henson’s powerful words about mental health

Now Playing: We gave Taraji P. Henson the most adorable pup-inspired gift!

Now Playing: ‘GMA Day’ tries one of Meghan Markle’s favorite recipes!

Now Playing: Have you ever put on a little ‘love weight’?

Now Playing: Justin Theroux calls his split with Jennifer Aniston a ‘gentle separation’

Now Playing: Sara’s husband sent her the most adorable photo of her son’s first day of school!

Now Playing: Inside the fake eyelash craze

Now Playing: Danny Glover discusses working with the ‘iconic’ Robert Redford

Now Playing: Ricky Gervais reveals if he would return as Golden Globes host

Now Playing: Behind-the-scenes of the new season of ‘Dancing With the Stars’

Now Playing: Meghan Markle reveals the ways she surprised Prince Harry on her wedding day

Now Playing: New high-tech ways to save money while online shopping

Now Playing: Caterer turns officiant to save couple’s wedding day

Now Playing: Siblings release campaign ad against candidate brother