Rayleen Costello (née: Bock), of O'Fallon, Missouri, died on Wednesday, February 1, 2012 at the age of 71. Rayleen was the loving wife of Eugene "Gene" Costello; beloved daughter of the late Raymond and Leona Bock; devoted mother of Cyndi (John) Reinmiller and Chrissy (Steve) Barcellona; cherished grandmother of Jillian Barcellona, Joey Barcellona, and Johnnie Reinmiller; and dear sister of Donald Bock, Jerry Bock, Vicki Haring, and Paula Enz. She is also survived by many brothers- and sisters-in-law, and many other relatives and friends. Memorials may be made to the American Cancer Society.