With a surprise replacement nominee and eviction night looming, Mickey flips the script, leaving houseguests scrambling to secure their spots in the game. Who will survive the fallout?

Mickey is feeling the heat after her explosive decision at the Veto meeting, but is her Big Brother number really up?

It's been a tumultuous fourth week in the house, with Rylie's reign being overthrown by Mickey, who finally used her "HOH Interrogation" power.