How Princess Diana's model niece became a celebrity overnight
Lady Kitty Spencer became an overnight Instagram star after she was photographed at Prince Harry and Meghan Markle's wedding last year.
The 28-year-old model is the niece of Princess Diana, and first cousin to Prince Harry and Prince William.
Spencer revealed to Harper's Bazaar she gained nearly half a million Instagram followers overnight after the wedding.
Find out more about her rise to fame in the video above.