Kevin Costner's sold-out performance taps his inner cowboy.

Kevin Costner is embracing his cowboy side on a smaller stage. 

"Yellowstone" actor took a break from acting to perform music.  

Costner, 68, performed at the Wyoming Million Dollar Cowboy Bar to a packed house.  

Excited for tonight! Let's go "Costner posted a cowboy emoji on Instagram. His photo showed the live music venue with a giant sign reading "Kevin Costner & Modern West Sold Out." 

The Wyoming bar's Instagram Story shows Costner strumming his guitar during his two-day performance."Yellowstone" is ending, thus his performance comes after. 

Costner's beloved John Dutton will die, according to co-creator Taylor Sheridan, in June. 

Sheridan didn't tell how Dutton's chapter will end, but he did explain "Yellowstone"'s ending. 

"My last conversation with Kevin was that he had this passion project he wanted to direct," Sheridan told The Hollywood Reporter of Costner's upcoming film "Horizon: An American Saga," which he directed, produced, acted in, and co-wrote. 

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