"When I was walking on court a little girl put a drawing on my bench, I kept it. It's my lucky charm," she said.
Russian teenager Mirra Andreeva became the youngest Grand Slam semi-finalist since 1997 with a shock victory over second seed Aryna Sabalenka, who was struggling with an apparent illness, at the French Open on Wednesday.
Down 5-1 in the deciding set, Andreeva reeled off five games in a row.
In her fourth Grand Slam main draw appearance since making her debut at last year's French Open, Andreeva showed maturity beyond her years as Jabeur desperately sought answers from her coaching team after the early jolt.
Swiatek blitzed 80th-ranked Wang Xinyu of China 6-0, 6-0 on the back of 21 winners as the 22-year-old Pole took another step closer to becoming the first woman since Justine Henin in 2007 to win back-to-back titles at Roland Garros.
