The Prince of Wales covered his mouth and said something out of the corner of his mouth to the Duke of York who abruptly stopped grinning at his nephew outside Westminster Cathedral.
Whatever the cause, there was no mistaking the fact that William appeared angry and unhappy at the Duchess of Kent's funeral at Westminster Cathedral this week.
The Duke of York appeared to be visibly shunned by the Royal family as they gathered on the steps of Westminster Cathedral after the Requiem Mass service on Tuesday afternoon.
On Tuesday September 16, Katharine - who preferred to be called Mrs Kent - was laid to rest at Westminster Cathedral, surrounded by Royal Family members.
Sophie, 60, gathered at Westminster Cathedral with other senior royals to bid a final farewell to Katharine, who was one of the most popular royals of her generation.
The Princess of Wales yesterday paid a moving tribute to Prince Philip as she attended the funeral of the Duchess of Kent at Westminster Cathedral in London.
The disgraced Duke of York tried to engage in conversation with his nephew after the pair paid tribute to Katharine Kent in a service at Westminster Cathedral.
The Duchess of Edinburgh donned all black as she attended the funeral of the Duchess of Kent at Westminster Cathedral on Tuesday. Sophie, 60, cut a dignified figure in all-black mourning attire.
The Princess of Wales made a subtle nod to the late Queen as she arrived at Westminster Cathedral to say her final farewell to the Duchess of Kent today. Kate Middleton, who arrived alongside her h ...