As we all know that as a best man at a wedding is sometime a very nervous moment especially preparing the big speech. And for the Prince Harry the pressure must be even greater.
Prince Harry will deliver his best man speech for brother Prince William at Buckingham Palace and that will be in front of hundreds of dignitaries from all around the world.
So helping him doing the duty of how should he approach and how well he should deliver. BBC News invited comedians Lucy Porter, Arthur Smith, Miles Jupp and Hattie Hayridge to give their advice to Prince Harry about his traditional best man’s duty.