So, you know how we were just talking about Twilight, and I mentioned how it feels like it's been forever since the first one came out? Well, buckle up, 'cause we're about to dive into the time machine and find out just how old Kristen Stewart was when she first graced our screens as Bella Swan.

First things first, the first Twilight movie, directed by Catherine Hardwicke, hit theaters on November 21, 2008. Now, I know what you're thinking, "Wow, that's like, what, a decade ago?" Yeah, yeah, I know, it's crazy how time flies, right?

Now, let's talk Kristen. Born on April 9, 1990, Kristen Stewart was a fresh-faced 18-year-old when she stepped into the spotlight as the lovestruck Bella. Can you even? I mean, she was barely out of her teens, and here she was, becoming the poster girl for a phenomenon that would sweep the world.

I mean, think about it. At 18, most of us were probably still figuring out how to do our own laundry, let alone dealing with the pressures of being a global superstar. But there she was, taking it all in stride, giving us all the feels with her portrayal of the iconic Bella.

And let's not forget the rest of the cast. Robert Pattinson, who played the dreamy Edward Cullen, was 22 at the time. And Taylor Lautner, who bulked up to play the werewolf Jacob Black? He was just 16! Can you even imagine being a teenager and dealing with that kind of fame?

Kristen Stewart reveals how she fell for Robert Pattinson at firstKristen Stewart reveals how she fell for Robert Pattinson at first

But back to Kristen. You know, it's funny how she's grown and changed over the years. From her early roles in movies like Panic Room and Into the Wild, to her more recent work in films like Seberg and Charlie's Angels, she's come a long way. And it's all thanks to that first leap into the world of vampires and werewolves.

So, there you have it. Kristen Stewart was 18 when she first stepped into the world of Twilight. It's crazy to think about how much has changed since then, both for her and for the world of cinema. But hey, that's showbiz, right?