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Gordon Parks/The LIFE Picture Collection via Getty Images
Before Mary Poppins, Andrews' first Disney dance was in the 1957 TV movie Rodgers and Hammerstein's Cinderella, featuring the duo's only book and lyrics written expressly for television (minus "Loneliness of Evening," which they originally wrote for South Pacific) before the production became a long-running stage musical (though there wasn't a Broadway adaptation until 2013).
More than 100 million people watched the original live broadcast on CBS.
Asked whom she felt had especially aided her legendary career along the way, Andrews told Backstage.com in 2011, "Lerner and Loewe, and Moss Hart. Also, Rodgers and Hammerstein were extremely generous and kind and wrote the televised Cinderella musical for me.