Article continues below advertisementMiranda Lambert isn't losing any sleep over a little fashion slip-up.The 41-year-old country superstar reacted after a concertgoer's TikTok of her recent wardrobe malfunction during Morgan Wallen's I'm the Problem tour stop in Seattle went viral.Article continues below advertisementSource: @mirandalambert/TiktokMiranda Lambert had a wardrobe malfunction onstage in Seattle.