Throwback Thursday: Cute! Dad-to-Be Prince William Patrols the Castle at 5

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Then: In November 1987, Prince William was an adorable 5-year-old (with an equally adorable younger brother, Prince Harry) when he dressed up in a police uniform and visited with the officers at Windsor Palace, the weekend home of William's grandmother, Queen Elizabeth II.

[Related: Throwback Thursday: Young Prince Harry Hits the Playground]

Now: Will, as he's called, will soon be able to watch with amusement as his own son or daughter goofs off. Wife Kate Middleton, who's expecting the couple's first child, reportedly has a due date of July 11. With the press already camped out at St. Mary's Hospital in London, the Royal Baby is the biggest story since, well, Will and Kate's Royal Wedding in 2011.

Are you excited about the new arrival?

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