The Big Bang Theory · SEASON 11

The Celebration Reverberation

Episode 11 · 2017-12-14

★ 6.8
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Season 11Episode 11★ 6.8/10
  • Comedy

Episode overview

Raj and Howard's feud continues as the gang plan Halley's first birthday party. Sheldon's surprise for Amy's birthday goes awry when they get food poisoning. Also, Leonard gets a Christmas letter from his brother that causes him to spiral out about his own lack of accomplishments.

20 minutes

Season 11 episodes