The Big Brother 27 premiere is here. In Episode 1, 16 brand-new houseguests moved into the BB27 house — but the biggest twist came at the end: BB legend Rachel Reilly is the 17th houseguest! We break down the move-in and Rachel's surprise return.

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Timestamps 0:00 Intro 0:53 Premiere's set up 1:14 Intros are too long 3:46 No live feeds 5:18 Rachel is back 8:30 The advantages 10:43 HOH 11:28 BB Blockbuster 12:09 Final thoughts