Now Playing: Justin Timberlake dodging 'Nipplegate' responsibility?

Now Playing: Terry Crews reveals his dream cast for an all-black superhero squad

Now Playing: From Diana to Meghan: What it takes to dress a royal

Now Playing: Thomas Markle admits staging photos with paparazzi

Now Playing: 'The Americans' star on shooting the 'heartbreaking' final scene and what's next

Now Playing: 'The Americans' star forgets the words to this classic nursery rhyme

Now Playing: Justin Timberlake surprises 88-year-old superfan

Now Playing: Morena Baccarin opens up about 'Deadpool 2'

Now Playing: Behind the scenes of Netflix's '13 Reasons Why'

Now Playing: Harry, Markle name bridesmaids and page boys

Now Playing: Markle's father to undergo heart surgery: Reports

Now Playing: Rachel Weisz on Daniel Craig: 'we respect each other'

Now Playing: 'GMA' Hot List: Ryan Reynolds discusses working with Celine Dion for 'Deadpool 2'

Now Playing: Ryan Destiny discusses 'Star' character and forthcoming album

Now Playing: 'Deadpool 2' cast assemble their ideal squad at premiere

Now Playing: Tom Wolfe on the 'money fever' of the 1980s

Now Playing: Behind the scenes: Covering the royal wedding

Now Playing: J Balvin performs 'Ambiente' live in Central Park

Now Playing: J Balvin gives a special live performance of 'Ahora'

Now Playing: J Balvin rocks out to 'Mi Gente' live on 'GMA'