There’s a 30-percent hike in the sale of package holidays to Vegas. The last time we saw him elegantly and fully clothed (bespoke tailoring by Gieves & Hawkes of Savile Row; suit from £3,800), he was standing in for his granny at the Olympics closing ceremony. Twenty-seven-year-old Prince Henry (“Harry”) Charles Albert David, third in line to the British throne, had finally earned the public’s admiration, and the confidence of Her Majesty the Queen and the Royal Household, to take on this royal duty under the harsh glare of the world’s flashbulbs.