 In his first spell with the club, he won the Scottish League and Scottish Cup in 1934–35, and that summer was sold to Everton for a then record fee for the club, £8,000.He stayed on Merseyside until the Second World War and during that time won a Football League championship medal in 1939.During World War II, Gillick "guested" for home-town Airdrieonians and Rangers.