When did Big Brother Season 21 Episode 12 air?
Big Brother Season 21 Episode 12 aired on July 21, 2019.


Expect the unexpected.
American version of the reality game show which follows a group of HouseGuests living together 24 hours a day in the "Big Brother" house, isolated from the outside world but under constant surveillance with no privacy for three months.

Cliff is back in the game. Tune in to see his triumphant return. Plus, we crown a new Head of Household. Who will rise to power, and who will they nominate for eviction?
Direct answers for episode-level questions and details.
Big Brother Season 21 Episode 12 aired on July 21, 2019.
This episode runs for approximately 45 minutes.
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