What Happened to Sheldon? - The Big Bang Theory Season 10 Episode 20

Sheldon wakes up on the couch having no idea what happened before, and his friends are concerned.
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Sheldon is Working Hard - The Big Bang Theory Season 10 Episode 20

Sheldon pushes himself too hard when he works with Leonard and Wolowitz as well as Amy all in the same day.
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Sheldon Pushes Himself To His Limit - The Big Bang Theory

Sheldon pushes himself to his limit when he works on multiple projects in one day on The Big Bang Theory. "The Recollection Dissipation" is the 20th episode of the show's tenth season.
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