CAPE TOWN: Francois Hougaard broke open a tight battle with a 65th-minute try and the Bulls stopped a last-minute breakaway meters from their line to hold on for a 19-16 win over the Stormers in Super 15 rugby Saturday. Bulls flyhalf Morne Steyn kicked 14 points, passing 200 for the season and helping the defending champions to a sixth straight win in an outstanding late-season surge. In Perth, replacement winger Dom Shipperley scored a 78th minute try to snatch an unlikely 24-21 victory for the Queensland Reds over the Western Force in a tense Super rugby clash Saturday. Victory moved the Reds to 62 points and all but guaranteed they will qualify in the top-two and have home advantage throughout the playoffs. Wallabies coach Robbie Deans, who was watching the game, however, faces a major injury concern heading into the international season over veteran lock Nathan Sharpe, who twisted his right ankle. The Sharks also fought back from a 21-point deficit to steal a 30-30 draw with the lowly Lions in a South African derby in Super 15 rugby Saturday. Earlier in the day Canterbury Crusaders beat Auckland 23-16 in an intense national derby Friday to seize the lead from the Blues in the New Zealand conference of rugby's Super 15. All Blacks winger Zac Guildford scored two second-half tries as the Crusaders avenged a 24-22 loss to the Blues in the first round of the season 16 weeks ago. New South Wales Waratahs center Tom Carter ealsewhere scored a hat trick of tries to lead his side to a 33-7 victory over the Otago Higlanders in their Super rugby match Saturday.