The McGuire Sisters

The McGuire Sisters were a singing trio in American popular music. The group was composed of three sisters: * Ruby Christine McGuire (July 30, 1926 – December 28, 2018) * Dorothy "Dottie" McGuire (February 13, 1928 – September 7, 2012) * Phyllis Jean McGuire (February 14, 1931 – December 29, 2020)

Among their most popular songs are "Sincerely" and "Sugartime", both number-one hits. Provided by Wikipedia