No better way to end the series (for now) by learning all about Vin Scully. Mike Parker was born in LA in 1958, grew up in Hacienda Heights, discovered baseball, and Vin Scully, after listening to him call a Dodgers game at age 7. As a child Mike decided he wanted to be a sports radio broadcaster and he followed that dream. After graduated from the University of Oregon in 1982, all the way to the present Mike Parker has worked as a sportscaster. The past 26 years he has been the play-by-play...

Dr. Kevin Peter Hickerson, is a nuclear physicist, who is part of the team that broke the world record for the best neutron lifetime measurement. He also founded the ‘Earthineering Company a nuclear power company making an advanced nuclear reactor. He is also a comedian and host of the Science and Comedy Podcast "Surely You're Joking" created with Jimmy O. Yang featuring Nobel prize winners, scientists and comedians. Follow him on Twitter and Instagram @kphickerson ADS: BETTERHELP: Visit...

Jay Leno : Stand-up comedian, host of The Tonight Show; Jay Leno’s Garage on CNBC. IG and YT : @jaylenosgarage Kelly Blackheart also joins us! Check out her and DJ Quall's podcast "Locked and Probably Loaded": http://www.loadedpod.com ADS: SHOPIFY: Sign up for a one-dollar-per-month trial period at http://www.shopify.com/idk BETTERHELP: Visit http://www.BetterHelp.com/IDK today to get 10% off your first month.

Natalia Reagan is a biological anthropologist, primatologist, comedian, host, producer, podcaster, professor, writer, and monkey-chasing weirdo. You may have seen her on Neil deGrasse Tyson’s “StarTalk”, Nat Geo Wild’s "Everything You Didn’t Know About Animals”, History’s “UnXplained”, Travel Channel’s “Paranormal Caught on Camera”, or "Everybody Loves Raymond" and "My Name is Earl". Website: NataliaReagan.com IG: https://www.instagram.com/natalia13reagan/ FB Official:...

Chad is a world renowned activist and surfer. When he’s not fighting for the greater good, he’s usually out at El Porto getting shacked and talking shit to grind. He also does stand up. http://www.chadandjt.com for tour dates IG @chadgoesdeep Podcast: @goingdeepwithchadandjt Watch the music video for the Doohickeys' "Rein It In Cowboy": https://www.youtube.com/watch?v=oDHf9alkjCI ADS: SHOPIFY: Sign up for a one-dollar-per-month trial period at http://www.shopify.com/idk 

Kevin Rowland AKA Trayne Rekk: A Goodtime Charlie from Okotoks, Alberta, Canada who collects and loves anything involving music and movies. Kevin opened a TV/Stereo repair shop then eventually became a Radio Shack. The last 15 years Kevin has been making a living playing music with the Hillbilly Punk & Roll band, ‘Puttin' On The Foil’. Their two albums ‘Fired up, Ready To Roll’ and ‘Sing-A-Long Drinkin’ Songs’ are available on all the streaming sites and youtube. Go to...

Lydia Parker has a degree in History from Oregon State University. She is the founder and former Executive Director of Hunters of Color, a nonprofit connecting People of Color to the outdoors. She was appointed to the Department of the Interior's "Hunting and Wildlife Conservation Council" and is an awarded speaker on issues of environmental policy and Indigenous rights. She is an enrolled member of the Walker-Mohawk band of Six Nations of the Grand River. Nonprofit "Hunters of Color,"...

Geoff Gibson is a geographer and former city planner. He has Bachelor's degree in Geography and a masters in urban planning. He has always been fascinated by maps and the power they have to convey information in a spatial manner.    YouTube channel: Geography By Geoff  Podcast: Geography Is Everything   He is also launching a brand new podcast called  “Around The World With Geoff,” where he covers the history and geography of a different country or state in each episode with a special...

Actor and writer Andy Richter is best-known for his long-running role as Conan O’Brien’s announcer and sidekick throughout multiple late-night shows. Andy has guest-starred in popular shows such as Arrested Development and Love, Victor. His feature film work includes Scary Movie 2, Elf, Talladega Nights, Blades of Glory, Semi-Pro, and Marcel the Shell With Shoes On. He has had a prolific voiceover career including Mort in DreamWorks Studios’ Madagascar films, as well as in the Nickelodeon...

Evan Lovett is the creator of social media mainstay ‘L.A. in a Minute’ and the host of the podcast ‘In a Minute with Evan Lovett’. Lovett attended UCLA to pursue journalism, landing positions at the L.A. Times and NBC before moving into the AdTech space.  Lovett began ‘L.A. in a Minute’ through a desire to share the culture & history of his hometown. Creating highly-researched and entertaining videos about the evolution of L.A.'s neighborhoods, infrastructure, cultures and food; ...

Aiden Gabor is a former associate of a notorious crime family, who, found his way back to the side of justice. Approached by the DOJ with a daunting ultimatum— face life imprisonment for crimes including racketeering, embezzlement, extortion, and conspiracy to commit murder—he chose to become a confidential informant. For over a decade, Aiden worked undercover, risking his life to help the DOJ arrest and convict over a dozen high-ranking police officers and politicians. His gripping memoir,...

Frank Sinatra also put firecrackers in peoples shoes? What's this guy's deal? Our expert Daniel Van Kirk teaches us all about the shenanigans Ol' Blue Eyes got up to. This was recorded live at Flappers Comedy Club in Burbank, CA on May 21, 2024. BIO: Daniel Van Kirk is a stand-up comedian whose comedy has charted at #1 on Apple Music. He just released “Rose Gold,” his first special and second album, available on YouTube. Daniel has been named a “Comic To Watch” by Comedy Central as well as...

DMT and Ayahuasca? What’s the difference? What are they? Jim couldn’t even fake his way through these questions. Good thing our podcast shaman Professor David Nutt was here to guide Jim his Ayahuasca journey. IDKAT Live Show on May 21 @ 8pm in Los Angeles: https://www.flapperscomedy.com/shows/jim-jefferies-live-podcast-taping/69867/ BIO: Prof. David Nutt is the Founder of Drug Science and the Edmund J Safra Professor of Neuropsychopharmacology. He serves as the Head of the...

Is Magic the Gathering only for nerds? The answer may surprise you, almost as much as it surprised Jim thanks to our expert Dan Black (@danblackattack). IDKAT Live Show on May 21 @ 8pm in Los Angeles: https://www.flapperscomedy.com/shows/jim-jefferies-live-podcast-taping/69867/ ADS: LIQUID DEATH: Go to liquiddeath.com/IDKAT to check out all their healthy, infinitely recyclable beverages and find your closest retailer. SHOPIFY: Sign up for a one-dollar-per-month trial period at...

The consensus is in: Jim doesn’t understand how polls work. Luckily our expert Joshua Doss knows enough within a margin of error (that’s a polling term!) Josh’s Socials: TikTok: @appliedscience11 IG: @josh_doss5   ADS: BETTERHELP: Visit BetterHelp.com/IDK today to get 10% off your first month DRAFTKINGS: New players, start playing with just FIVE BUCKS and get ONE HUNDRED BACK INSTANTLY in Casino Credits. Download the app and use code IDKAT to book your one-way ticket to fun with...

Jim don't know sh*t about poop. Our expert Dr. Will Bulsiewicz helps him out. Dr. Bulsiewicz's Website: zoe.com/willb - fill out quiz and learn. ADS: LECTRIC EBIKES: Get your adventure started at LectricEbikes.com. And please mention that I Don't Know About That With Jim Jefferies sent you in the post-checkout survey! DRAFTKINGS CASINO: New players, start playing with just FIVE BUCKS and get ONE HUNDRED BACK INSTANTLY in Casino Credits. Download the app and use code IDKAT to book your...

Jim may know Australia but does he know Austria? Thank goodness historian Stephen Beller is on the podcast to tell us everything Jim doesn't know. ADS: BETTERHELP: Visit BetterHelp.com/IDK today to get 10% off your first month. GUEST BIO: Steven Beller was born in London, England and educated at Cambridge University; since 1989 he has lived in the USA. He has written widely on Austrian, Jewish and Central European history. His books include A Concise History of Austria (Cambridge, 2006),...

Jim knew very little about Mark Twain, thankfully our expert Paul Morrissey (@paulhasawebsite) did! Check out Paul's website: www.paulhasawebsite.com ADS: BETTERHELP: Visit BetterHelp.com/IDK today to get 10% off your first month.

Dawn Brodey (@dawn_brodey) is back! Previously our Titanic expert, she now takes her knowledge from the water to the skies... and then back to the water. ADS: LECTRIC eBIKES: Visit LectricEbikes.com to learn more. And be sure to mention that I Don't Know About That With Jim Jefferies sent you in the post-checkout survey!

There are some gaps in Jim's knowledge on sneakers. Our expert Michelangelo Falcon (@michelangelofalcon) fills in the cracks. ADS: BETTERHELP: Visit BetterHelp.com/IDK today to get 10% off your first month. SHOPIFY: Sign up for a one-dollar-per-month trial period at www.shopify.com/idk ROCKETMONEY: Stop wasting money on things you don’t use. Cancel your unwanted subscriptions by going to RocketMoney.com/IDKAT GUEST BIO: Michelangelo Cosmic Falcon is a singer, song writer, and...

Notorious art snob Jim Jefferies wows everyone with his vast knowledge of the Renaissance period. JUST KIDDING. Our expert Jason Taittinger ( @JT8njr ) does that. ADS: TRADE COFFEE: Get a free bag of coffee with select subscription plans when you visit https://www.drinktrade.com/idkat.   FOLLOW JASON: YouTube:  @JT8njr IG: @jasontaittinger Facebook: @JBT8njr Email: [email protected] For prints and merchandise of Jason's paintings go to Watercolor.printify.me Explore...

Jim may know a lot about movies, but does he have any idea of how they came to be? Find out with this week's expert, John Wynn (@funnyasiancomic). ADS: TRADE COFFEE: Get a free bag of coffee with select subscription plans when you visit https://www.drinktrade.com/idkat. SCUMBAGS OF HISTORY: Look for Scumbags of History anywhere you listen to podcasts, and catch video clips of the show on TikTok HTTPS://WWW.TIKTOK.COM/@scumbagsofhistory

You won't be brain dead after this episode thanks to our expert Dr. Brian Hoeflinger ( @doctorhoeflinger). Check out his podcast The Hoeflinger Podcast available on all platforms. ADS: BETTERHELP: Visit www.BetterHelp.com/IDK today to get 10% off your first month. ROCKETMONEY: Cancel your unwanted subscriptions by going to www.RocketMoney.com/IDKAT LECTRIC eBIKES: Visit LectricEbikes.com to learn more. And be sure to mention that I Don't Know About That With Jim Jefferies sent you in the...

Jim seems like a real dummy in this one. Thank goodness our expert Burt Dubrow was here to help us out. ADS: HELLO FRESH: Go to HelloFresh.com/IDKATFREE and use code IDKATFREE for FREE breakfast for life! One breakfast item per box while subscription is active.