Steve tests his ability to write convincing B.S. by putting Ben on the spot as he tries to guess the true origin of ten common American idioms. 

Sources:

Laliberte, Marissa, Alison Caporimo, Jacopo Delia Quercia. The Origins of 14 Commonly Used Phrases. Reader’s Digest. Last accessed on March 19, 2020. https://www.rd.com/culture/idiom-origins/

Okrent, Arika. The Curious Origins of 16 Common Phrases. Mental Floss. June 20, 2018. https://www.mentalfloss.com/article/548109/origins-of-common-phrases