The US rider punched her ticket to the Final in Fort Worth, producing the only double-clear effort of the $300,000 class.
The Canadian piloted Her Game Ball BG to victory; "It's a strange sport. You do get better with age." she commented on her recent successes.
Canadian owners celebrated podium places by their horses, with Ariel Grange's Farrel first and the Rein Family LLC's Nikka third.
The Canadian rider was attending the WEC December Dressage CDI-W in Ocala with Jaccardo to help solidify their relatively new partnership.
Germany’s Andre Thieme and Paule S Win the $200,000 LeMieux Grand Prix CSI4*; Canadians shine in several divisions in Ocala and Ohio.
The Canadian won the $125,000 Lugano Diamonds Grand Prix with Coconet and the $40,000 YETI Grand Prix riding Mullentine Shalom.
The Canadian won his second Winter Classic grand prix at WEC's Ohio venue aboard his 11-year-old Hanoverian gelding.
It was a career-first Freestyle win for the American and Dünensee at World Equestrian Center's December Dressage CDI-W.
Dressage action at the Florida facility continues through Sunday, with two Canadians in the Friday night Grand Prix Freestyle.
The Canadian rode Londoncrown to win the large Prix St. Georges class as the Florida facility's May Dressage show got underway.