When alternative rockers Kings of Leon learned they’d been booked into Madison Square Garden earlier this year, they were stunned. “When our manager first told us . . . I was like, ‘Shut the [bleep] up,” band frontman Caleb Followill told Spin magazine, which names the group Band of the Year in its upcoming issue. Followill added: “When we got [our] tour schedule and it said Madison Square Garden, I was like, ‘You actually booked it? Are you [bleep]in’ crazy?”