[2] After she graduated from Homestead High School, she attended Carnegie Institute of Technology and then transferred to the Pennsylvania College for Women.

[3] On stage, Moorefield sang with the Pittsburgh Civic Light Opera[2] She appeared in the 1952 Broadway musical My Darlin' Aida at the Winter Garden Theatre.

[3] She used her free time there to study singing and to attend opera and auditioned for Marcel Prawy who brought her to the Vienna Volksoper.

[5] In 1964, Moorefield sang the role of Laetitia in a German-language production of Gian Carlo Menotti's The Old Maid and the Thief, conducted by Wolfgang Rennert and directed by Otto Schenk, for Bayerischer Rundfunk.

[8] At the Oper Frankfurt, she played Jenny in Kurt Weill's and Bertolt Brecht's Aufstieg und Fall der Stadt Mahagonny in 1966, directed by Harry Buckwitz.