Matt Giteau will play his 100th Test alongside skipper Stephen Moore if he overcomes an injury cloud and takes the field against Scotland in Monday's World Cup quarter final. However the 33-year considers himself lucky to have played more than one Test after recalling his 'horror' international debut against England at Twickenham in 2002. “I certainly remember my debut. We lost by a point (32-31, with Giteau’s pal Jonny Wilkinson inevitably kicking the winning points). I think I went on with about eight minutes to go and the one player I remember was Ben Cohen as he got the ball off the scrum and broke one of my tackles. You think of your mistakes and that's the one that stands out. “At the time, (Wallabies’ coach) Eddie Jones had a score system where you got a point for every positive thing you did and where you lost a point for every negative. I think I was the only player to finish with a minus. Minus four or something. “So after that game, I never thought I’d get