Pretty Little Liars has come to a stunning, shocking, suspenseful, WTF-just-happened conclusion.
What did we learn on the series finale?
And what secrets did the cast then spill on the after-show?
Scroll down for every last A-nswer…
1. First, Who is A.D.?
![Pretty little liars group pic](https://the-hollywood-gossip-res.cloudinary.com/iu/s--srti8YEQ--/t_slideshow/cs_srgb,f_auto,fl_strip_profile.lossy,q_auto:420/v1498646011/pretty-little-liars-group-pic.jpg)
Let’s get the major question fans had heading into the finale over with: It was Alex Drake, Spencer’s evil twin who didn’t know about her relativesin Rosewood until she ran into Wren in a bar in London.
2. Speaking of Wren…
![Speaking of wren](https://the-hollywood-gossip-res.cloudinary.com/iu/s--GF2K8Lde--/t_slideshow/cs_srgb,f_auto,fl_strip_profile.lossy,q_auto:420/v1498647560/slides/3354/speaking-of-wren.png)
… he’s the father of Alison’s baby! (We did NOT see that coming.)
3. Behind the Scenes…
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… you probably already knew about those bombshells, right? If you’re a fan and tuned in for the finale? But the main cast members opened up about a number of finale-related secrets on the Freeform after-show.
4. The Major Secret… Spilled
![The major secret spilled](https://the-hollywood-gossip-res.cloudinary.com/iu/s--eM5yy56T--/t_slideshow/cs_srgb,f_auto,fl_strip_profile.lossy,q_auto:420/v1498647895/slides/3354/the-major-secret-spilled.png)
Lucy Hale said she learned of A.D.’s identity, when Drew Van Acker dropped the news. “He ruined it for me, but I loved it,” she explained.
5. I Knew It Before You!
![I knew it before you](https://the-hollywood-gossip-res.cloudinary.com/iu/s--QGBIrVY1--/t_slideshow/cs_srgb,f_auto,fl_strip_profile.lossy,q_auto:420/v1498648054/slides/3354/i-knew-it-before-you.png)
Troian Bellisario found out because “I’m A.D. I had to [know],” she said, adding that she begged creator Marlene King to tell her a while back and that the discovered this secret about two years ago.
6. I Do? Really?!?
![I do really](https://the-hollywood-gossip-res.cloudinary.com/iu/s--E3SYoXCA--/t_slideshow/cs_srgb,f_auto,fl_strip_profile.lossy,q_auto:420/v1498648098/slides/3354/i-do-really.png)
Hale said it was “very strange” reciting vows with Ian Harding, adding that the wedding “felt very real.”