When did Big Brother Season 21 Episode 37 air?
Big Brother Season 21 Episode 37 aired on September 18, 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.

Who will win the final and most important veto of the season, and guarantee themselves a spot in the Final 3?
Direct answers for episode-level questions and details.
Big Brother Season 21 Episode 37 aired on September 18, 2019.
This episode runs for approximately 45 minutes.
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