Alright, gather 'round, my fellow reality TV enthusiasts, 'cause we're about to dive into the time machine and find out just how old the Jersey Shore cast was in season one. Grab your GTL (that's Gym, Tan, Laundry for the uninitiated) and let's get started!

Snooki: The Original Party Girl

Let's kick things off with our favorite guidette, Nicole "Snooki" Polizzi. When season one aired in 2009, Snooki was a fresh-faced 21-year-old, ready to take the Shore by storm. Now, I know what you're thinking, "But she looked like she was 16!" Well, that's just the magic of spray tans and hair gel, folks. In reality, she was a year older than the legal drinking age, which is probably why she was always so eager to party.

Fun fact: Snooki was so young that she wasn't even old enough to rent a car without a special permit. But who needs a car when you've got a smush room and a love for pickle juice?

Mike "The Situation" Sorrentino: The Original Gym, Tan, Laundry King

Now, let's talk about Mike "The Situation" Sorrentino. When we first met this ab-obsessed hunk of love, he was a strapping 27-year-old. That's right, folks, he was the oldest of the group, which makes sense considering he was the one always doling out life advice like, "You miss 100% of the shots you don't take - Wayne Gretzky" - Michael Scott.

Fun fact: Mike was so dedicated to his fitness that he once said he could do 1,000 push-ups in a day. I mean, I can't even do 10 without passing out, so kudos to him for that impressive claim.

The Rest of the Gang

Now, let's quickly run through the rest of the cast. Pauly D was 28, Sammi "Sweetheart" Giancola was 22, Jenni "JWoww" Farley was 23, Ronnie Ortiz-Magro was 23, and Vinny Guadagnino was 20. And let's not forget about Angelina Pivarnick, who was the baby of the group at a mere 21 years old.

Fun fact: If you add up all their ages from season one, it comes out to a whopping 161 years. That's like having six grandparents living under one roof. No wonder they were always fighting over the remote.

Jersey Shore Original Cast : See the ‘Jersey Shore’ Cast Then and NowJersey Shore Original Cast : See the ‘Jersey Shore’ Cast Then and Now

The Age of Immortality

Now, here's where things get crazy. Despite the fact that it's been over a decade since season one aired, the cast still looks pretty much the same. I mean, sure, they've all had some work done (looking at you, Snooki's lips), but they're all still rocking those signature Jersey Shore looks.

I swear, these people are like the vampires of reality TV. They never age, they always wear dark sunglasses, and they're always sucking the life out of us by making us laugh until we cry. But hey, we wouldn't have it any other way.

So there you have it, folks. The Jersey Shore cast was a bunch of young whippersnappers when they first graced our screens. But don't worry, they've only gotten more fabulous with age. And who knows, maybe one day we'll all be blessed with a season 10 reunion where they're all 70 and still fighting over who's the real Situation.

Until then, keep your hair gel on standby and your GTL game strong. Ciao, my friends!