1959 Birthday Kathy Sledge, Philadelphia, vocalist, Sister Sledge-We are Family 1957 Birthday Kim Sledge, Philadelphia, vocalist, Sister Sledge-We are Family 1956 Birthday [Joan] Joni Sledge, born in Philadelphia, vocalist, Sister Sledge-We are Family 1954 Birthday Debbie Sledge, Philadelphia, vocalist, Sister Sledge-We are Family
