Mr Sean’s comments appeared to be a reaction to recent remarks made by a close friend of the Sussexes and co-author of Finding Freedom, Omid Scobie. Earlier this week, Mr Scobie told Yahoo News that William’s trip to the US showed the family needed a “PR boost”. He also argued that the space once occupied by William and Kate in media coverage of the Royal Family in the US has now been taken by Meghan and Harry. Mr Scobie suggested this lost enthusiasm is the result of the Cambridges falling “into a steady rut” as they settled in as a family of five. JUST IN: Princess Beatrice sparks row over private security after robbery Mr Sean told viewers on his YouTube channel: “Sussex fans are saying that William and Catherine should go to America to get a piece of American publicity, which is centered on the Cambridges visiting the US for the Award Earthshot later this year. . “Sussex fans say William and Catherine need this big piece of publicity because Harry and Meghan are apparently so popular there.” He jokingly referred to the half-empty audience at Prince Harry’s recent UN speech, noting: “We saw recently how popular they are at Harry’s UN speech.” The royal insider continued: “Every American TV company I know of has already contacted the Cambridges’ office to do a sit-down interview about Earthshot and their plans in America.