Holly Marie Combs

Despite playing the oldest of the sisters, Holly is actually the youngest of the 3 actresses
Holly originally auditioned for the role of Prue, while Shannen Doherty auditioned for Piper, but the producers thought Holly would be better suited as Piper, and Shannen as Prue
Holly's mother, Laurei Combs, was only 15 when she had Holly
At the end of Kelly Clarkson's, "Because of You" video, if you look closely, it is the wedding picture of Holly and her husband, David, who was a former key grip on Charmed
Holly was a vegetarian for 7 years, but was always craving meat, and after 7 years, she gave up and ate a cheeseburger!