Prince Harry almost embarrassed Kate Middleton at the royal wedding with a joke about her 'killer legs' in his best man speech! Chelsy Davy convinced him to cut the line, but fans are debating if it was really that bad or just classic Harry humor. Meanwhile, William got his own revenge at Harry's wedding with a 'filthy' joke. The royal sibling rivalry is alive and well! #Entertainment #Celebrity #PrinceHarry