But one horse and rider in the grand procession from Westminster Abbey to Buckingham Palace took one for the team.
The horse, a member of the Household Cavalry, and the trooper took a spill after the animal was spooked en route to the first reception of the day. Both were uninjured.
“It was just a complete accident,” a source tells PEOPLE. “They were trotting ’round a corner and because they were on the outside, his horse had to be moving at a fast pace and this led to it losing its footing as it went ’round the corner.”

Excerpt from:
Horse & Rider Were Solo Stumble in Royal Wedding Proceedings
