By Mike Walters & Samuel Meade Michael Smith has been dethroned as world champion as he fell victim to an upset at Alexandra Palace. The defending champion was hammered by Chris Dobey as he put in a below par display, eventually losing 4-0. It means Smith will not see out 2023 as the World No 1 after missing eight of his 12 shots at a double with Michael Van Gerwen taking on that title. Dobey, who recently became a father for a second time, insisted he was poised to stick around after a ruthless display when it came to checking out with Smith managing to match his scoring power as both men ave…