Naomi Osaka reacts to playing Victoria Mboko in the final of the National Bank Open after Mboko called Osaka her "idol" years back.

Eighteen-year-old Victoria Mboko lost the first set 6-1 before rallying to complete a stunning semi-final win over ninth seed, and former Wimbledon champion, Elena Rybakina in a third-set tie-breaker;

Victoria Mboko didn’t even have a picture on the Women’s Tennis Association (WTA) website before the Canadian Open in Montreal. Now, the 18-year-old is set to face four-time grand slam champion Naomi Osaka in the first WTA Tour final of her career.