The Big Bang Theory Season 12 Episode 18: The Laureate Accumulation
When competitors Pemberton and Campbell charm America on a publicity tour, Sheldon and Amy try to bring Nobel laureates Kip Thorne, George Smoot and Frances Arnold to their side. Also, Halley's fear of the dark causes opportunity and conflict at the Wolowitz home.
Aired 2019-04-04 · 22 min
The Big Bang Theory: all seasons and episodes