Now Playing: ‘GMA Day’ viewers sent us their scarily-bad Halloween costume fails

Now Playing: Bus passengers fear kidnapping as driver refuses to stop

Now Playing: Man jumps on whale’s back to free it from fishing line

Now Playing: Sarah Jessica Parker opens up about ‘Here and Now’

Now Playing: 8-year-old girl’s dream of getting a puppy comes true thanks to Make-A-Wish

Now Playing: Chris Cornell’s widow sues doctor for malpractice over Soundgarden singer’s death

Now Playing: Expert tips on how to plan for the best holiday shopping deals

Now Playing: How decorating for Christmas may boost happiness

Now Playing: Prince Harry shares photo he took of Meghan Markle

Now Playing: Gwyneth Paltrow reveals she’s in early stages of menopause

Now Playing: Michelle Obama talks to Robin Roberts for ABC special on her new memoir, ‘Becoming’

Now Playing: Police search for woman dubbed ‘South Park Susan’

Now Playing: Michelle Williams opens up about mental struggles, road to recovery

Now Playing: Retailers pull out all the stops as Black Friday nears

Now Playing: How to keep kids safe at the school bus stop

Now Playing: Passengers detail panic on cruise ship that tilted to one side

Now Playing: Oprah Winfrey knocks on doors in Georgia for Stacey Abrams

Now Playing: Google employees stage worldwide walkouts

Now Playing: Trump ramps up fear rhetoric as midterm elections near

Now Playing: Why it Matters: Adam Rippon says equality is most important to him this election