When did Big Brother Season 11 Episode 21 air?
Big Brother Season 11 Episode 21 aired on August 25, 2009.


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 past houseguest helps out in the crucial PoV competition. As the house pairs up, Jeff may have to watch his back.
Direct answers for episode-level questions and details.
Big Brother Season 11 Episode 21 aired on August 25, 2009.
This episode runs for approximately 45 minutes.
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