When did Big Brother Season 23 Episode 31 air?
Big Brother Season 23 Episode 31 aired on September 16, 2021.


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.

A special 2-hour show. Shocking news - The houseguests find out this will be another double eviction week, forcing the houseguests to play a week's worth of Big Brother in one night! Who will become the new HoH? Who will win Veto? And who will be the next two evicted and join the jury?
Direct answers for episode-level questions and details.
Big Brother Season 23 Episode 31 aired on September 16, 2021.
This episode runs for approximately 45 minutes.
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