Country newcomer Cole Swindell's father died unexpectedly over Labor Day weekend. “Lost the greatest man I’ve ever known today,” the "Chillin' It" singer Tweeted Monday night, “the kind of Dad that made this world a better place. He always did everything he could to make mine better … doesn’t seem real. Hard to understand.” The singer posted a picture of from his youth of his dad singing to him with his guitar. “Please keep my family in your prayers,” the singer added. “Thanks for all the love, msgs, & support already.” This fall, the singer is slated to open for Luke Bryan.