The 'I, Tonya' Oscar winner was in the audience during Monday's premiere to cheer on the former figure skater.
The former Olympic figure skater has remain tight-lipped about the movie, which has received major recognition this awards season.
Things got heated when the former ice skater spoke with Piers Morgan on 'Good Morning Britain.'
Margot Robbie hits the ice in the first 'I, Tonya' trailer, which tells the story of disgraced ice skater Tonya Harding.
The actress appeared to be wearing padding while portraying the former Olympic ice skater.