Audrey Hepburn muse, and the two became so closely associated with each other that academic Jayne Sheridan has stated "we might ask 'Did Audrey Hepburn create Givenchy or was it the other way around?'". In addition to "Sabrina", Givenchy designed her costumes for "Love in the Afternoon" (1957), "Breakfast at Tiffany's" (1961), "Funny Face" (1957), "Charade" (1963), "Paris When It Sizzles" (1964), and "How to Steal a Million" (1966), as well as clothed her off screen. According to Moseley, fashion plays an unusually central role in many of Hepburn's films, stating that "the costume is not tied to the character, functioning 'silently'
Audrey Hepburn production, Hepburn and her co-star Mel Ferrer began a relationship, and were married on 25 September 1954 in Switzerland. Although she appeared in no new film releases in 1955, Hepburn received the Golden Globe for World Film Favorite that year. Having become one of Hollywood's most popular box-office attractions, she went on to star in a series of successful films during the remainder of the decade, including her BAFTA- and Golden Globe-nominated role as Natasha Rostova in "War and Peace" (1956), an adaptation of the Tolstoy novel set during the Napoleonic wars, starring Henry Fonda and her husband Mel Ferrer.