Chris Evert: Chrissie showed Helen why she's the winningest women's tennis player ever. [Getty Images]

CANADA - AUGUST 21: Chris Evert: Chrissie showed Helen why she's the winningest women's tennis player ever. (Photo by Ron Bull/Toronto Star via Getty Images) — see more

CANADA - AUGUST 21: Chris Evert: Chrissie showed Helen why she's the winningest women's tennis player ever. (Photo by Ron Bull/Toronto Star via Getty Images)

Toronto Star Ron Bull