He yawned, distracted his cousins, and then knocked his sailor hat askew. At four years old, Prince William stole the show at the 1986 wedding of his uncle Prince Andrew to Sarah Ferguson.
Not hard to see where cheeky Prince Louis learned it from at the recent Jubilee. The then 60-year-old Queen even had to sprint after her grandson to stop him running behind their carriage.
Before he became the reserved, camera-shy, and seemingly at times, reluctant heir-in-waiting, pre-school Prince William was known for his strong will.