811 'The Clean Room Infiltration' Pictures Posted December 6, 2014

Pictures from the next episode of The Big Bang Theory, "The Clean Room Infiltration", have been added to our gallery. The Christmas-themed episode air this Thursday, December 11. Check out thumbnails of the pictures below and head over to our gallery to view all the full-sized pictures from the holiday episode.







View more pictures in The Clean Room Infiltration album.

This is the last original episode of 2014. The Big Bang Theory's eighth season will continue next year.

More about the episode

'The Clean Room Infiltration' - Season 8, Episode 11
Aired December 11, 2014 at 8/7c on CBS.

Leonard and Howard have a situation in a clean room at the university and call on Raj's help. Meanwhile, Amy hosts an authentic Victorian Christmas party, while Sheldon resents being made to celebrate the holidays.

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