“Caleb will teach himself to play guitar. I’ll play drums. Drummer Nathan Followill, however, did offer some positive news, tweeting Monday afternoon: “Bummed about the tour not happening. Brothers Nathan, Jared and cousin Matthew were left to apologize to a venue full of angry fans. "I love our fans so much," Jared Followill said Saturday on Twitter. The news that the band had scrapped the rest of its stateside appearances came Monday on the Kings of Leon website, with blame placed on Caleb's "vocal issues and exhaustion."