The Nellie’s Southern Kitchen experiment on the Las Vegas Strip is coming to an end. The Southern-inspired restaurant , backed by the Jonas Brothers and their family, is set to close on or before June 1 after four years at the MGM Grand. The closure was first reported by The Las Vegas Review-Journal , which cited a company email explaining that the brand planned to focus its efforts elsewhere as the restaurant’s lease neared expiration. MGM Resorts International has not publicly commented on the decision. The restaurant originally opened in June 2022 while the Jonas Brothers were performing their residency at Dolby Live. Unlike many celebrity-backed dining concepts that lean heavily on branding, Nellie’s Southern Kitchen was positioned as a family project rooted in the Jonas family’s heritage. The restaurant was founded by Kevin Jonas Sr. and Denise Jonas, alongside their sons, Kevin, Joe, Nick, and Franklin Jonas.…