While at the peak of her powers in 2003, Serena Williams gave a boost to Stephen Curry's former teammate, who almost had a career season while together.
During a charity match, John McEnroe and Borg recreated their Wimbledon finals from 1980 and 1981 in front of a celebrity-packed crowd at Buckingham Palace.
Serena Williams, one of the greatest tennis players of all time, promised Queen Elizabeth a curtsy. The American was also well rehearsed for her curtsy.