TOMMY Wong will have his owner’s wife to thank if Hostwin King gives him a stakes breakthrough at Rosehill Gardens on Saturday. The Hawkesbury trainer puts the colt’s unbeaten record on the line in the Listed Rosebud (1100m) at his first start as a three-year-old after two victories as a two-year-old in the season recently completed. Hostwin King won a 2YO Maiden Plate (1000m) at Kembla Grange on June 20 on debut before stepping up to midweek city company and again defeating