Billie was last seen by her husband on July 4, 1977 near Westview Avenue. She was speaking with a friend by telephone the same evening about 10:00 PM, when she abruptly ended the conversation, stating "They are coming up the driveway, I have to go". It is unknown whom she meant by "they. " Her husband and two children were attending the city's July 4 celebration at the time, and returned about 11:00 PM. Her husband filed a missing person report two days later. She left all of her belongings and clothing behind.