The Sussexes' son Archie is a massive fan of the children's cartoon Octonauts with its underwater adventures, said a pal of Prince Harry.
Archie, aged three, loves to watch the popular show, revealed Harry's friend JJ Chalmers who said he and the prince now spend time doing "dad chats" as he also has a son.
The TV presenter and former Strictly Come Dancing star told Radio Times that he and Harry have grown up together and he has a son called James who also loves the popular animation Octonauts.