Hot Girls Build Cults DNNR with Rae Lambert | Ep. 6
Mar 3, 2026
Rae Lambert, entrepreneur and CEO/co-founder of DNNR who previously built River, explains building real-world communities through curated six-person dinner clubs. She walks through why dinners work, how matching and pricing operate, pivot lessons from River, and creative uses like distributed tours and political fundraisers. The conversation highlights practical community-building tactics and scaling in-person experiences.
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How A Brunch Turned Into A 50 City Meetup Explosion
- Rae Lambert built viral, simultaneous brunch meetups around the All-In summit by hosting a brunch that filled instantly and scaling to 50 cities using Airtable automations.
- Jason Calacanis unexpectedly amplified it, offered accelerator backing, and pushed Rae to productize the meetup system.
When Notable Users Don’t Guarantee A Business
- River failed despite high-profile usage because the underlying business mechanism and revenue model didn't scale.
- Rae calls it a tar pit: lots of interest and false positives (big names using it) but no repeatable paying customers.
Validate Repeatability Before Doubling Down
- Test small, run parallel experiments and be ruthless about asking if wins are repeatable before doubling down.
- Rae pivoted to Dinner after running the dinner experiment alongside River and watching which signals replicated.