Male Brain vs. Female Brain

S08 E01 • Monday, Jan 20, 2020 • Jan 20 • 1h

Actors Kristen Bell and Dax Shepard face off in a series of Battle of the Sexes games designed to illustrate the differences between female and male brains.

Ted Danson: Fact or Fiction?

S08 E02 • Monday, Jan 20, 2020 • Jan 20 • 1h

Actor Ted Danson learns how human brains distinguish fact from fiction in a series of games.

Drew Brees: Performance

S08 E03 • Monday, Jan 27, 2020 • Jan 27 • 1h

NFL football player Drew Brees puts his brain to the test with a series of mental challenges exploring how humans have hacked their brains; Keegan and Drew play a game called Draft Day, which shows how the brain must react quickly and be flexible.

Kids vs. Adults

S08 E04 • Monday, Jan 27, 2020 • Jan 27 • 1h

Actors Anthony Anderson and Marsai Martin ("Black-ish) face off in a series of games with host Keegan-Michael Key.

Jack Black: Music

S08 E05 • Monday, Feb 10, 2020 • Feb 10 • 1h

Actor-musician Jack Black and his Tenacious D bandmate Kyle Gass learn how music affects the brain.

Mark Cuban: Power and Money

S08 E06 • Monday, Feb 17, 2020 • Feb 17 • 1h

Keegan-Michael Key welcomes billionaire CEO and reality star Mark Cuban ("Shark Tank") to the show.

Rebel Wilson: Love and Attraction

S08 E07 • Monday, Feb 24, 2020 • Feb 24 • 1h

Actress Rebel Wilson joins Keegan-Michael Key to explore the power of the subconscious when it comes to falling in love.

Tiffany Haddish: Movie Magic

S08 E08 • Monday, Mar 2, 2020 • Mar 2 • 1h