Prince William and Kate, Princess of Wales appeared all smiles as they greeted crowds in Boston today amid the release of a trailer for Prince Harry and Meghan's Netflix documentary.
The royal couple were presented with red roses by a boy dressed as a Buckingham Palace guard as they toured Greentown Labs - North America's largest clean-tech incubator - on the second day of their visit to the US.
Henry Dynov-Teixeira, 8, said: "I am going to scream and tell my best friend that I am now famous." His mum Irina added: "We bought it in London in the summer and he wore it for Halloween."