The Dec. 15 episode will also be super-sized, running one hour and 26 minutes. Titled, “Life Is A Promise,” the logline for the Sheridan-penned ending reads, “The fate of the Yellowstone Dutton Ranch is revealed.”

If you’re a fan of Yellowstone, then we’re guessing you’ve already been going through a lot this week. After all, the series is sadly coming to an end this Sunday, Dec. 15, after six years and five drama-packed seasons.

Although Yellowstone fans might have missed Kevin Costner, at least one co-star got along just fine in his absence. Luke Grimes recently shared his honest opinion of the 2x Oscar winner and his experience filming the fifth and final season of the Paramount Network neo-Western family drama,

With Yellowstone coming to a close on Sunday, Dec. 15, some of the stars are speaking out about the experience and what they’ll miss. While speaking with Esquire, Luke Grimes revealed a little behind-the-scenes tidbit about Kevin Costner’s exit from the series.