 Red!, Past Grammar reformed along with other clubs after the devastation of the first world war, and eventually became GPS Old Boys in 1931 after a change of constitution, which broadened its membership beyond old boys of Brisbane Grammar.The first president of GPS Old Boys was Dr Kenneth Fraser and its first coach Dr "Jacky" Beath, the former Wallaby and Australian Infantry Forces fullback.Four members of the club - "Blow" Ide, Bill McLean, Boyd Oxlade and Llewellyn "Welly" Lewis went to England with the 1939 Wallabies, but only McLean continued after World War II.