American composer/musician Henry Mancini won two of his four career Oscars for which film?

Answer 1

Breakfast at Tiffany's (1961)

Mancini won Oscars for Best Song ("Moon River") and Best Music Score, both for Breakfast at Tiffany's (1961). He also won another Best Song Oscar for the title theme song for Days of Wine and Roses (1962), and Best Original Music Score for Victor/Victoria (1982).