The girl with curls has grown up. Mackenzie Rosman, best known as her decade of work on TV show 7th Heaven as the little sister Ruthie, turned 23 last December.

Rosman appeared on 238 episodes on the show, starting when she was at the young age of 6 until she was 16. She got the part when she impressed the crew by personally greeting them and shaking their hands.

Check out more facts about Mackenzie and more photos of her on the next page.