McCusker's greatest successes in curling came during the years she played second on the team of Sandra Schmirler (skip), Jan Betker (third), and Marcia Gudereit (lead).

[3] At the 1998 Winter Olympics McCusker and the rest of the Schmirler rink represented Canada, defeating Denmark to win the gold medal.

[1] In 2019, McCusker and her Olympic teammates were named the greatest female Canadian curling team of all time as part of a TSN poll of broadcasters, reporters and top curlers.

[5] Born on June 8, 1965, in Yorkton, McCusker grew up with her 6 siblings on a farm near Saltcoats, Saskatchewan.

McCusker was an elementary school teacher until 1998, when she quit to focus on her curling and broadcasting career.