JAMES Middleton has opened up about how Prince William has changed his sister Kate Middleton over the years. Princess Kate’s younger brother has lifted the lid on his personal life in his upcoming book, Meet Ella: The Dog Who Saved My Life, which is out on September 26. 7 James Middleton revealed how Prince William has changed sister Kate in his upcoming memoir Credit: AP:Associated Press 7 William and Kate met at university, and tied the knot in 2011 Credit: Rex 7 James spoke of how he knew William was right for Kate Credit: Mega In an excerpt on the Daily Mail, James spoke of how he considers Prince William to be an “older brother” and the strong bond the royal has with the Middleton family.

He also spoke about William’s impact on Kate, saying: “I thought how lucky William was to be marrying my capable, down-to-earth big sister, and I felt absolutely reassured that they were in love. “It was beautiful to see how he brought out her confidence. She'd blossomed.

I knew he'd look after her, and he does to this day.” Prince William certainly appears to have gained James’ approval over the years - and he spoke of how he knew they were right for each other ahead of their 2011 royal wedding. More on Princess Kate DUTIES CALL Princess Kate returns back to work at Windsor after saying she completed chemo FAMILY LOVE Kate's brother shares message after sister's video revealing chemo has ended In his book, he added: “William has been in our lives for so long and we've.