Margie Cox Margaret "Margie" Cox, also known as Ta Mara, is an American singer. She is best known as the lead singer of Minneapolis sound band Ta Mara and the Seen, and for her work with Prince. Cox was born in Kenitra, Morocco and moved to Minneapolis with her family when she was seven years old. She learned to play several instruments, including piano, guitar, and drums. Cox attended Marshall-University High School and sang in the nightclub Bootlegger Sam's in Dinkytown when she was in ninth grade.