Princess diana sisters

The camera caught Princess Diana in a rare moment of pure joy while leaving the Royal Opera House in 1995. Her sisters, Lady Sarah McCorquodale and Lady Jane Fellowes, must have been in on the joke, too!

An unprecedented time.

It was a long and winding road for these two.

Princess Diana and Sarah, Duchess of York hit Wimbledon, the polo circuit and more - see photos

Charles Spencer, Sarah Spencer and Diana Spencer ,

Princess Diana grew up with two sisters and a brother, and she also had a brother who died the day he was born. Here's everything to know about Princess Diana's siblings.

Princess Diana grew up with two sisters and a brother, and she also had a brother who died the day he was born. Here's everything to know about Princess Diana's siblings.