This week, Martha sits down with Royal Biographer, Commentator, and the author of Prince Philip Revealed, Ingrid Seward, to discuss the royal family.

Ingrid reveals the fun facts she learned in her research about Prince Philip and what she thinks Prince Philip would say in response to the infamous interview between Prince Harry, Meghan Markle and Oprah.

Order Ingrid’s book here.

Follow Martha on Twitter: @MarthaMacCallum