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In page Billie Holiday:

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Holiday had 16 best-selling songs in 1937, making the year her most commercially successful.[citation needed] It was in this year that Holiday scored her sole number one hit as a featured vocalist on the available pop charts of the 1930s, "Carelessly".[6] The hit "I've Got My Love to Keep Me Warm", was also recorded by Ray Noble, Glen Gray and Fred Astaire, whose rendering was a bestseller for weeks.[citation needed] Holiday's version ranked 6 on the year-end single chart available for 1937.[7]