The Insider.com

For the umpteenth week in a row, Pretty Little Liars served up its best episode to date as Breaking The Code (read our recap here!) gave us drunk Spencer, a blackmailed Mona and a potential new cAndidAte in Melissa Hastings!

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Lucy Hale: We're Gonna Blow Fans' Minds!

And this Monday's episode promises to one up Breaking -- and I'm not just saying that because Aria utters this magic line: "So, what, I got chased by a hobo for nothing?"

PLL Creator Teases Major Game Changers

That's just one of the can't-miss-moments in this sneak peek from Father Knows Best. And if there's this many tantalizing teases in 90 seconds, just imagine what the whole hour has in store for you!

Pretty Little Liars airs Mondays at 8 p.m. on ABC Family.