Mr. and Mrs. Karl Hagler of West Seneca celebrated their 50th wedding anniversary with renewal of vows at St. Thomas Aquinas Church, followed by a family dinner hosted by their children at the Blackthorn Restaurant and Pub. Mr. Hagler and the former Diane Seifert were married Aug. 21, 1965, in St. Bartholomew Church. He is a retired Army lieutenant and research chemist at the University of Chicago. The couple operated Park Edge Cleaners in Cheektowaga for 22 years until their retirement. She is a retired secretary from J.D. Elliott CPAs. They have four children and 10 grandchildren.