'Pretty Little Liars' Season Finale Shocker: Find Out Who 'A' Is!

SPOILER ALERT! DO NOT CONTINUE IF YOU DON’T WANT TO KNOW WHAT HAPPENED!!!

After five seasons of mystery, we finally got the answer we were all looking for to the most important questions plaguing Pretty Little Liars fans everywhere – Who is “A”?!

While fans shared some pretty great theories, and even voted that it had to be Aria (Lucy Hale), it turned out to be…

Ali’s (Sasha Pieterse) long lost brother Charles! is A!!!!! He is seemingly Jason’s (Drew Van Acker) twin! WHAT?!?!

Oh, and Mona (Janel Parrish) was alive the whole time!

Want more info on Charles? Click here to see what PLL series creator Marlene King had to say about the reveal.

WHAT DID YOU THINK of the #BigAReveal on tonight’s Pretty Little Liars?