This is probably the closest thing on the list to a genuinely dangerous vice. William has loved motorcycles for years, but becoming a father appears to have made him more cautious about the hobby. Kate made her feelings about it very clear during a 2015 visit to Dundee, when a well-wisher asked whether William was still riding. Kate replied, “He’s still riding it. It always fills me with horror when he goes out on it,” she said. Talking to the reporters, Kate continued, “I’m terrified. Hopefully, I’m going to keep George off it," reported Hello!