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Sheldon finds himself competing with the gang for his mother's (Laurie Metcalf) attention when she visits.
Sheldon finds himself competing with the gang for his mother's (Laurie Metcalf) attention when she visits.
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The Big Bang Theory
S6, EP3 "The Higgs Boson Observation"Amy feels threatened by Sheldon's new assistant; Wolowitz starts to feel the pressures of being in space.
The Big Bang Theory
S6, EP4 "The Re-Entry Minimization"Wolowitz's return from space isn't all he expected; game night becomes a gender war.
The Big Bang Theory
S6, EP5 "The Holographic Excitation"The gang heads to Stuart's comic book store to celebrate Halloween; Leonard uses science to seduce Penny.
The Big Bang Theory
S6, EP6 "The Extract Obliteration"A game threatens Sheldon's relationship with Stephen Hawking; Penny secretly signs up for a college class.
The Big Bang Theory
S12, EP1 "The Conjugal Configuration"Sheldon and Amy's honeymoon runs aground in New York; Penny and Leonard discover they are uncomfortably similar to Amy's parents; Koothrappali insults physicist Neil deGrasse Tyson and starts a Twitter war.
