Only two episodes left in "Pretty Little Liars" season 4, so the upcoming episode is going to be high on the drama quotient. Viewers can watch "Pretty Little Liars" season 4, episode 23 online via ABCFamily.com, Amazon Instant Video and iTunes.

"Pretty Little Liars" season 4, episode 23 titled "Unbridled" is said to be packed with twists and turns, also the Liars look gorgeous in the wedding gowns.

Things to learn from the sneak peeks for "Pretty Little Liars" season 4, episode 23.

1. Spencer and Emily scene: In a sneak peek, Spencer and Emily are shown in the bathroom.

"Was the door slammed in your face?" asks Emily.

"No, he was just inside by the time that I got here," replies Spencer. Who is she referring to as being here? Toby or Ezra or someone else?

2. Paige returns: Spencer and Emily's conversation is interrupted when Paige enters. Emily confronts her about telling the police about Ali.

3. Paige and Emily drama: Things are looking bad in the Paige-Emily camp. After Emily confronts Paige, the latter tries to explain. Will Emily forgive her lover?

4. Spencer in the dark: In another clip, Spencer is shown searching for something in the woods. She is dressed in a lovely wedding gown. Spencer and other Liars are a part of Mrs. D's bridal fashion show. However, Spencer in the woods is pretty dangerous for her.

5. Ashley Marin investigates: Ashley is in Ali's old room. It appears that she is looking for something.

6. Mrs. DiLaurentis purchased Ali sized clothes: As Ashley looks into Ali's room, she bumps into bags of clothes that were purchased yesterday. However, the clothes appear to be for a teenage girl. Is Mrs. D aware that Ali is still alive? Mrs. D is not happy to see Ashley in Ali's room.

Watch this action-packed "Pretty Little Liars" season 4, episode 23.

Credit: YouTube/PrettyLittleLiars ABCFamily

Credit: YouTube/PrettyLittleLiars ABCFamily