Sam Waley - Cohen is credited with bringing Prince William and Catherine Middleton back together . The amateur jockey will ride one of the horses in Saturday 's prestigious Grand National . But he also runs a million - dollar dental practice throughout the UK . It had been rumored on the circuit that the business began after he looked around the weighing room one race day and saw the battered teeth of his peers , but he dispels this as another myth . He rides with the initials of his dead brother in his saddle after his death from cancer .
Sam Waley - Cohen is credited with bringing Prince William and Catherine Middleton back together . The amateur jockey will ride one of the horses in Saturday 's prestigious Grand National . But he also runs a million - dollar dental practice throughout the UK . He rides with the initials of his dead brother in his saddle after his death from cancer .