Did Sheldon and Amy get the ultimate revenge on their competitors?
On The Big Bang Theory Season 12 Episode 18, the husband and wife were blindsided when Pemberton and Campbell charmed America on a publicity tour.
In response, the duo turned to Nobel laureates Kip Throne, George Smoot, and Frances Arnold to their side.
Did anybody care about star power?
Meanwhile, Halley's fear of the dark paved the way for opportunity and conflict for Howard, Bernadette, and Stuart.
How did it all play out?
Use the video above to watch The Big Bang Theory online right here via TV Fanatic.
Catch up on all your favorite shows and reviews and join in the conversations with other fanatics who love TV as much as you.
Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.