The Prince of Wales shed rare insight into what his kids are like at home.Prince William and Prince George at Wimbledon 2026Credit: GettyThe GistPrince William once shared that Prince George is “completely different” when he’s “behind closed doors.”William spoke about his kids during an engagement in September 2025, when he and wife Kate Middleton visited a local Women’s Institute to pay tribute to the late Queen Elizabeth.The Prince of Wales al…