When did Big Brother Season 11 Episode 18 air?
Big Brother Season 11 Episode 18 aired on August 18, 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.

Chima's actions lead her to an untimely eviction. After a new HoH competition to reset the game, a few houseguests have a difficult time accepting the new power shift.
Direct answers for episode-level questions and details.
Big Brother Season 11 Episode 18 aired on August 18, 2009.
This episode runs for approximately 45 minutes.
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