When screenwriter Horton Foote won a Best Adapted Screenplay Oscar for '' To Kill a Mockingbird '' , he was not present at the 1963 ceremony to collect it because he did not believe he was going to win and did not attend . As a result , Foote made sure he was present for the ceremony when he was nominated for '' Tender Mercies '' ; he won that Oscar as well , this time for Best Original Screenplay
1963 ceremony
35th Academy Awards
56th Academy Awards