"Let's party, Houston, Texas," he announced before launching into his biggest hits.

John Shearer/Getty Post Malone is continuing his run of ... "Is this our first fight?" Malone added, leading Shelton to jokingly caress the "Circles" singer's thigh in reassurance.

Post Malone created the original story. In Post Malone's story, an 18-wheeler is sent back to medieval Europe to fight demons with its heavy artillery. Vault will publish the graphic novel in 2025 ...