‘Yellowstone’ Season 5 Finale: 3 Big Takeaways You Might Have Missed, From Beth's Deadly Promise To '1883' Prophecy

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• Beth Dutton (Kelly Reilly) makes a chilling vow to 'burn it all down' if her family is threatened, hinting at darker days ahead for the Yellowstone clan.
• The finale includes a subtle nod to the Yellowstone prequel series '1883', with a blink-and-you'll-miss-it reference that has viewers speculating about potential crossovers.