Underhill will take over the rides on his top horses at Torrey Pines Stable as Lamaze takes a sabbatical from the sport due to health issues.
show jumping
Following his resignation as EC's Technical Advisor, Jumping, Laskin accepted the position offered by the Mexican Equestrian Federation.
The pair also place third in the $5,000 Horseware Ireland Welcome Stake as the 2021 season wraps up at the North Carolina show facility.
The host cities for the next two years have been decided for jumping, dressage, driving and eventing at the FEI Hybrid General Assembly.
The week's FEI competition drew to a close in South Carolina as 30 combinations challenged Peter Holmes' technical track.
Decision to replace show jumping could be unlawful; meanwhile UIPM president backtracks over his TV interview in another rollercoaster week.
Harold Chopping places first and third in the $25,000 Cleghorn Golf & Sports Club Grand Prix with Glenn Hartigan snagging second place.
The show at the Nutrien Western Event Centre in Calgary wrapped up by crowning the new Canadian champion for the first time since 2019.
Joining the two-horse jump-off was Canada's Angela Covert and Hollywood De Rase Z, who placed 2nd over husband Guilherme Jorge’s course.
The pair had the only double-clear effort to clinch the victory in Lexington; Tiffany Foster and Figor top Canadians in 4th.