Watch The Big Bang Theory Season 5 Episode 20 online via TV Fanatic with over 6 options to watch the The Big Bang Theory S5E20 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, and Verizon On Demand.

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Episode Details

Sheldon is haunted by Mr. Spock on this episode of The Big Bang Theory, as Leonard Nimoy guest voices.

Rating: 4.5 / 5.0 (83 Votes)
The Big Bang Theory
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The Big Bang Theory Season 5 Episode 20 Quotes

Well, you should. 50% of marriages end in divorce, but 100% of make-your-own-sundae bars end in happiness


Yeah, I hate wedding receptions. Yeah, I wish the bride and groom would take a cue from Bilbo Baggins. Slip on the ring, disappear and everyone goes home.