Weboct 11, 2005 · gospel music superstar sandi patti has filed for divorce from her husband and former manager, john helvering, citing irretrievable breakdown of their marriage of. Webapr 18, 2008 · john helvering departed this life on april 16, 2008 in memphis, tennessee at the age of 60 years, 10 months, 11 days. He was born june 5, 1947 in. Webjohn helvering departed this life on april 16, 2008 in memphis, tennessee at the age of 60 years, 10 months, 11 days. He was born june 5, 1947 in…