Nicole Gibbs took a week off from the tour, and created an off-court memory instead.
Celebrating her soon-to-be-due first child, Serena Williams and her famous pals went all out for a 1950's bash.
Williams' fiancé Alexis Ohanian was not to be left out of the fun.
In scenic Montreal, Benoit Paire had a little fun with lighting and nature.
In Toronto, Heather Watson played tourist for a day at the nearby Niagara Falls.
Also in Toronto, Elena Vesnina embraced the Canadian flag colors.