Some people put up a peace sign with one hand. Some people put up the middle finger instead. I use two hands and put up both.
I get even more nervous singing when everyone's fallen silent, but I really try to communicate the meaning of the lyrics, and there's people there listening to that, and if they're moved by it, then I'm moved as well.
We have played a critical role in meeting the new safety standards. The Canadian space industry contributed new tools that make the inspection of the space shuttle possible.