<Table> <Tr> <Td> "Behind Closed Doors" (1973) </Td> <Td> "The Most Beautiful Girl" (1973) </Td> <Td> "A Very Special Love Song" (1974) </Td> </Tr> </Table> <Tr> <Td> "Behind Closed Doors" (1973) </Td> <Td> "The Most Beautiful Girl" (1973) </Td> <Td> "A Very Special Love Song" (1974) </Td> </Tr> <P> "The Most Beautiful Girl" is a song recorded by Charlie Rich and written by Bill Sherrill, Norris Wilson, and Rory Bourke . The country and western ballad reached number 1 in the United States in 1973 on three Billboard music charts: the pop chart (two weeks), the country chart (three weeks), and the adult contemporary chart (three weeks), as well as in Canada on three RPM charts: the RPM 100 Top Singles chart, the Country Tracks chart, and the Adult Contemporary chart . Billboard ranked it as the No. 23 song for 1974 . </P> <P> The song was originally recorded as "Hey Mister" in 1968 by co-writer Wilson . The song also uses a part of "Mama McCluskie", also by Wilson . </P>

Who sang the song the most beautiful girl in the world