The lovely Ally Maynard (Twitter, You seem fun podcast, comedy) swings by for a holiday edition of Today We Learned that covers everything from Sweden’s best-selling Christmas beverage to the finer points of ice hockey fighting to the secret origins of the iron maiden and more!

Comedian Tom Sibley (Goof City, We Watch Wrestling, comedy) joins the guys in the studio to talk about how eco-friendly artificial trees really are, why you likely hate the recorded sound of your own voice, and much more!

The hilarious Jonathan Sadowski (Live Free or Die Hard, Chernobyl Diaries) swings by the studio to help the guys answer burning questions about the graham cracker’s secret sexy past, where the term “riding shotgun” came from, the world’s most expensive glass of chocolate milk, and much more!

Comedian Jay Larson (The Crabfeast, Esquire's The Best Bars in America) swings by to talk about Coke's solution to Crystal Pepsi, heroin's over-the-counter roots, and drop a healthy amount of Boston-area lore with Razzle and Dan.

Can horses breathe through their mouths? Why did Londoners slaughter zoo animals in World War II? Where the hell did crackers come from? Comedian Brandt Tobler (stand-up, The 31 With Brandt Tobler) joins the guys in studio to find the answer to all of these and more.

The guys welcome comedian Yassir Lester (Black Dynamite, Mr. Pickles) to the show to talk about the controversial origins of the Ferris Wheel, the wealthiest fictional characters on the planet, and the etymology behind the word "nerd." Polish your glasses and get comfortable because you won't want to miss this episode.

The guys sit down with Clark Duke (Hot Tub Time Machine, Kick-Ass 2, The Croods) to talk about the secret Illuminati of luxury eyewear, New York's pneumatic tube mail network, the symbol formerly known as the octothorpe, and much more!

What could cause a 10 day traffic jam? Just what the hell is in Worcestershire sauce anyway? What kind of cards are best for slicing watermelons? Samm Levine (Freaks and Geeks, Kevin Pollak's Chat Show, Inglorious Basterds) joins the guys in the studio to find all these answers and more.

The secret origins of popsicles! What those twist ties on loaves of bread really mean! A 9 day traffic jam! The guys talk about all this and more when comedian Andy Kozel swings by the studio to help drop some knowledge.