Princess Elizabeth and Prince Philip greeted by family upon return from Canada

The transcript discusses a royal visit involving delightful suppliers in Houston and key figures like Her Majesty and Prince Charles. It highlights the role of the bodyguard and the Duke's mission in Canada, emphasizing the impact of a royal ambassador who has significantly contributed to the mother country, putting it in debt by two million last year.

What role do members of the bodyguard play according to the text?

How many million is mentioned in relation to the debt?