Prince William and Kate Middleton's Nicknames For Each Other Prove They're Royally in Love

Prince William and Kate Middleton are officially known as the duke and duchess of Cambridge, but they have more endearing names for each other. Even though the royal pair is notoriously private about their love life, we have gotten a tiny glimpse of their sweet nicknames over the years. After Will's phone was illegally hacked in 2006, the prince was heard calling his then-girlfriend "babykins" and "baby" when his private messages were read aloud during the News of the World hacking trial. Nearly...