My Favorite Murder – Episode 529: "How About Logical?"
Date: April 23, 2026
Hosts: Karen Kilgariff & Georgia Hardstark
Podcast: My Favorite Murder (Exactly Right & iHeartPodcasts)
Overview
In this episode, Karen and Georgia explore two riveting stories: first, the notorious Gilgo Beach/Long Island Serial Killer case, freshly updated after killer Rex Heuermann's 2026 guilty plea; second, the wild "Great Diamond Hoax" of 1871 in Gold Rush-era America. With their signature blend of true crime storytelling and dark humor, the hosts unpack how bias, procedural failure, and audacious fraud shape history, victims, and outcomes.
Key Episode Segments & Discussion Points
Opening Banter & Network Highlights
Timestamps: 02:31–13:46
- Lotion & Wedding Ring Rituals: Funny exchange about pre-show nerves, missing wedding ring, and fan speculation about relationships.
Quote: “I almost got a divorce. Just there, out of nowhere…” (Karen, 03:57)
- Cameo Scams: Karen and Georgia debunk rumors of their participation in Cameo, share an anecdote about a fan being scammed, and joke about being mistaken for younger, trendier podcasters.
Quote: “We are not on Cameo. ...So she gave her money to some fucking people pretending to be us.” (Georgia, 04:47)
- Media Catch-up: Discussion on documentaries ("Trust Me, the Lost Prophet"), movies, and indie films (shout-out to Johnny Pemberton in "Mermaid").
- Exactly Right Network Highlights: Shout-outs to sister podcasts and updates, including “The Knife,” “Brief Recess,” and “Disgraceland.”
Main Story #1: The Gilgo Beach Murders
Presented by: Karen
Timestamps: 14:54–43:41
Case Background & Victims
Police Response, Institutional Failure & Bias
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Suffolk County PD initially refuses FBI help, plagued by “ethical freefall” (corruption).
- Explicit victim blaming by police; dismissive of sex workers' deaths.
Quote: “He publicly victim blames the Gilgo Four, pointing out that they were, ‘willing to get in a car with a stranger.’” (Karen, 29:53)
Quote (Georgia): “That’s called Uber. You fucking do it every goddamn day.” (30:08)
- Pattern goes unchecked for years, allowing killer to continue.
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Other victims linked: Years of unidentified or disregarded victims, some dating back to the 1990s, reveal serial nature and scale.
Breakthrough & Rex Heuermann
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In 2022, with new leadership, a dedicated task force reviews old evidence and interviews.
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Key lead: A tip about an "ogre-like" man with a green Chevy Avalanche, the use of burner phones, and distinct links to Massapequa and Manhattan.
Quote: “It doesn’t take long for them to land on a name. And that name is Rex Heuermann.” (Karen, 37:15)
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2023: DNA from pizza box trash links Heuermann to the crime scenes.
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July 2023: Heuermann is arrested; his house search reveals sadistic searches and a "serial killer checklist."
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April 2026: Heuermann pleads guilty to seven murders (the Gilgo Four plus Valerie Mack, Jessica Taylor, and Sandra Castilla), sparing the need for trial and agreeing to help FBI profilers.
Quote (on Heuermann’s planning): “Among other things, it notes problems a killer might face. DNA, hair and fiber… and how to solve them. Booties, hairnet… The planning. The dedication going into destroying human life.” (Karen, 39:41)
Lingering Mysteries
- Shannon Gilbert’s case: Still officially “accidental,” but with plenty of suspicious gaps and family skepticism.
- Police suggest “hysteria” and hypothermia; hosts call out coded victim-blaming language.
Quote: “How about logical?... If you use the word logical, none of that other stuff tracks at all.” (Karen, 43:02)
- Her disappearance led to the entire Gilgo Beach investigation.
Themes & Memorable Moments
- Systemic misogyny/stigma: Disregard for sex worker victims.
- Relief & sadness: Closure with Heuermann’s plea feels incomplete with many Long Island cases unsolved.
- Notable Quote: “Please let us run out [of stories].” (Karen, 33:03)
- Emotional Impact: Karen and Georgia wish for a world where their podcast—telling stories of preventable harm—is no longer needed.
Main Story #2: The Great Diamond Hoax
Presented by: Georgia
Timestamps: 48:22–75:36
The Grift in Gold Rush San Francisco
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1871: Prospector Philip Arnold and his cousin John Slack approach investor George Roberts with a leather sack, supposedly full of unclaimed diamonds and rubies from a secret Western location.
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They borrow George’s office safe for “security,” making him promise not to peek—but they expect him to, igniting his greed.
Quote: “When someone has let slip some information about a money-making scam and they seem reluctant to tell you more about it at first…and now you’re in the position of wanting to be involved—that should be a red flag.” (Georgia, 52:20)
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Scam Mechanism:
- They leverage the investor’s curiosity and plant industrial diamonds (from Philip’s day job) and a few gem-quality stones in a bag.
- They parade the stones before titans of finance (Bank of California, Tiffany & Co.) who, lacking expertise, overvalue them.
The “Diamond Field” — Layered Fraud
- Investors demand a site visit; the scammers blindfold the scout, plant more stones on a Wyoming mesa, and “guide” him to serendipitous discovery.
- Investors crowd in—then come New York backers, each getting their own staged demonstration.
- Everyone, from bankers to jewelers, is hoodwinked by unfamiliarity with uncut stones.
The Telltale Unraveling
- Scam collapses when real geologists inspect the “mine” at Diamond Peak and discover a “mix of gems impossible of occurrence in nature.”
Quote: “An association of minerals impossible of occurrence in nature.” (Georgia, 68:20)
- News explodes in the San Francisco Bulletin. Investors are humiliated into silence; only one pursues the scammers for partial recompense.
- Arnold’s Fate: Lives handsomely off his cut, opens a bank, gets killed in a duel. Slack vanishes into obscurity.
Quote: “In the end, his net profits from the hoax are $520,000—about $10 million today…Just—worth it. Worth it. Absolutely. He would do it again.” (Georgia & Karen, 74:11–74:15)
Themes & Tone
- Comedic flair: Joking about scam red-flags, historic greed, and ancient family scammers.
- Satirical moral: “Follow your diamond cheating dreams. Just get a scam, make it good. Leave immediately, get out right before the peak.” (Georgia, 75:36)
Notable Quotes & Memorable Moments
- “Spontaneous divorce. Is that a thing? ...Called Utah.” (Karen & Georgia, 04:02)
- “Thank God there’s alcohol in theaters now. I don’t know how other people do it, two & a half fucking hours…” (Georgia, 07:54)
- “How do we break down the institutional system that is based in racism, sexism, and abuse and build a new one that helps a girl who thinks she’s being killed and then gets killed and calls them on the phone to ask for that help…” (Karen, 43:53)
- “Go find your diamonds. ...But if someone shows you a bag of diamonds and says don’t look in here, and then you do? Those aren’t real diamonds.” (Georgia, 75:53)
Timestamps of Key Segments
| Segment | Timestamp |
|----------------------------------|-----------------|
| Funny wedding ring scandal | 02:56–04:09 |
| Cameo scam story | 04:09–06:15 |
| Network highlights/recs | 08:52–11:33 |
| Gilgo Beach intro | 14:54 |
| Shannon Gilbert’s 911 call | 19:07 |
| Discovery of Gilgo Four | 22:28 |
| Police failures/quotes | 28:46–30:24 |
| DNA links to Rex Heuermann | 37:15–39:02 |
| Heuermann’s guilty plea | 40:25–41:30 |
| “How about logical?” comment | 43:02 |
| Diamond Hoax story starts | 48:22 |
| The “blindfolded scout” goat rodeo | 59:57 |
| Scam collapses ("impossible in nature") | 68:20 |
| Philip Arnold’s fate | 74:15 |
| Wrap-up and closing advice | 75:34 |
Conclusion
Karen and Georgia seamlessly blend hard-hitting true crime with historical hilarity, examining institutional bias, survivor impact, and the power of (mis)trust—from the beaches of Long Island to the mesas of 19th-century Wyoming. Their comedic candor and genuine empathy keep harrowing stories human, underscoring the need for vigilance, justice—and the occasional scam caution.
Final Words:
“Stay sexy and don’t get murdered.” — My Favorite Murder
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