Randall Zack Willoughby, age 56, of Dallas, GA, passed away Saturday, April 14, 2012. A memorial service will be held at 11am on Monday, April 23, 2012, in the Chapel of West Cobb Funeral Home and Crematory in Marietta with Rev. Keith Collins officiating. A graveside service will be held at the Georgia National Cemetery in Canton at 2:30pm. Born in Austell, GA, Mr. Willoughby worked for the Allied Workers #48 as an insulation installer. He was also a Veteran of the United States Army. Survivors include his children, Brandy Hayles, Cody Willoughby and Joshua Willoughby; siblings, Dennis L. Willoughby, Ronnie Willoughby, Tony Willoughby, Billy Willoughby, Buster Willoughby and Marilyn Brown and 3 grandchildren.