Morgan Wallen announced the official opening date of his new bar Saturday despite being in the middle of “very complicated” legal issues. Wallen’s latest business venture, “This Bar & Tennessee Kitchen” will officially be opening in downtown Nashville on Memorial Day weekend 2024, the country music legend announced on Saturday in the middle of his show at the city’s Nissan Stadium, according to a post shared on the bar’s social media channel. “A lot of y’all know I’ve got a bar opening soon down here in Nashville,” the singer told the enormous crowd. “It’s going to be opening Memorial Day week…