Sarah McLachlan
Ignore any interviews she gives where some of her cockeyed ideas come out, and just listen to her singing.
Simply the best set of pipes on the planet.
True, she is reasonably nuts politically. But wow, does she ever get ON key and never lets go.
I think that Canada got the better tune, though. When I was Googling around, I kept reading complaints from Americans that the Canadians got the far better anthem.
“Wear Your Love Like Heaven”, an incredible version by SM.