Prince William Reveals His Royal Wedding Day Regret to Katie Couric

Tonight, during The Jubilee Queen With Katie Couric, Prince William opens up about one big regret from his wedding day.

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He wished his mother, Princess Diana, could have met the love of his life, Kate Middleton. The prince gushes about missing his mother when he walked down the aisle.

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According to The New York Post, Wills tells Katie, "I sort of prepared myself beforehand, but it's the one time since she's died where I've... thought to myself it would be fantastic if she was here, and just how sad, really, for her, more than anything, not being able to see it."

The show airs at 9 p.m. ET on ABC.