The former rugby union player appeared on the ITV series Grand Slammers last night where he discussed a struggle he's faced in his marriage to the royal. Get the latest entertainment news sent straight to your inbox with our weekly Showbiz newsletter We have more newsletters Get the latest entertainment news sent straight to your inbox with our weekly Showbiz newsletter We have more newsletters Mike Tindall has opened up about the issues in his marriage to wife Zara Tindall as he admits that it isn't "that easy". The English former rugby union player previously appeared on the ITV series Grand Slammers to go inside HMP The Mount to carry out a unique challenge.

The Category C prison in Hertfordshire is home to one of the only remaining rugby pitches inside an adult male English prison. During the show, Mike and his fellow rugby legend pals used the power of sports to build and train a group of prisoners to be strong enough to compete against a formidable rival, the Australians. During a scene from the second part of the series, the royal opened up his relationship with Zara, who is a niece of King Charles III, and his life after rugby, as we previously reported.

He said: "Everyone thinks that just by marrying Zara that means it's all fine and dandy...

But that doesn't stop the fact that you need a job. "And it's not that easy, you know - you get quite institutionalised into rugby, it's a way of life and you leave the game and that's not there. Get the latest news sent straigh.