Sheldon talks to Leonard wearing a robe in their kitchen.
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Is Sheldon sleeping with the Geology book? Nice robe!
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Sheldon has a Geology book. Why would he have that?
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Howard shows Leonard a drawing of ... something. What is that supposed to be?
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Barry Kripke annoys Sheldon and Howard during their lunch break.
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Howard arrive for his double date with his wife, Raj and Emily.
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Sheldon knocks on a hallway door with Amy on "The Relationship Diremption."
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Penny, Leonard and Amy toast Sheldon on "The Relationship Diremption."
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The Big Bang Theory Season 7 Episode 20 Quotes

Sheldon: Am I wasting my life on a theory that can never be proven?
Howard: Maybe. But how great is Game of Thrones?

Raj: I know. Being an astrophysicist right now is like being a rock star.
Howard: Only without the sex.
Raj: Yeah, literally, none of it.