Who's ready for a Pretty Little Liars proposal?

Fans of the Freeform series are preparing for an engagement — and in tonight's episode we'll find out who will be tying the knot!

Some of the PLL stars have been teasing the big moment on social media, including Ashley Benson and Tyler Blackburn aka Hanna and Caleb.

However, they're not the only ones who could be taking their relationship to the next level.

Will the engaged couple be Aria and Ezra, known by die-hard fans as Ezria, or will it be Spencer and Toby saying 'I do?' And who can forget about Emily and Alison!

So many options! Get ready for the #PLLProposal by looking back at the couples' off-screen chemistry!