Now Playing: Sam Elliott on ‘A Star is Born’ and the telltale sign that he’d snagged the role
Now Playing: Lady Gaga, Bradley Cooper discuss working together in ‘A Star Is Born’
Now Playing: Teens’ rendition of ‘Shallow’ from ‘A Star Is Born’ is giving us the chills
Now Playing: Lady Gaga surprises fans at ‘A Star Is Born’ screening
Now Playing: If Regina King’s hair could talk
Now Playing: From Garland to Gaga, ‘A Star Is Born’ through the years
Now Playing: An inside look at the Rolex Greenroom at the 2019 Oscars
Now Playing: Jussie Smollett is named a suspect by Chicago police in alleged attack
Now Playing: Whoopi Goldberg not hosting the Oscars despite internet theory
Now Playing: Andrew Rannells on ‘Black Monday,’ Broadway and his new memoir
Now Playing: Michael and Sara’s ‘Real Housewives of NJ’ taglines
Now Playing: Anna Paquin’s Oscar memory
Now Playing: ‘Desus & Mero’ on their new late night show
Now Playing: ‘Real Housewives’ with Melissa Gorga and Margaret Josephs
Now Playing: Oscars 2019 by the numbers
Now Playing: Oscars 2019: And the limo goes to…
Now Playing: Oscar-nominated stars of ‘Roma’ on their breakthrough roles
Now Playing: Barack Obama eats at Ayesha Curry’s restaurant on Presidents Day
Now Playing: Busy mom gets an Oscars red carpet-worthy makeover
Now Playing: Chloe Grace Moretz talks about dressing as her idol: Britney Spears