The former rugby player, who is married to Anne’s daughter, Zara Tindall, opened up about life as a royal during an appearance on Good Morning Britain.

Mike Tindall has revealed the surprising way he addresses his mother-in-law, Princess Anne. The former professional rugby player is married to the royal's daughter, Zara Tindall, and while most husbands may refer to their mothers-in-law by their first name,

Mike Tindall has shared what he calls his royal mother-in-law Princess Anne behind closed doors.