Matthew “Uncle Kracker” Shafer is smiling again. Released last fall, the Michigan native’s fourth studio effort, “Happy Hour,” includes charting single “Smile,” which was a top-40 hit on the adult ...

Uncle Kracker has cracked the country charts once again with his hit, 'Smile,' but before hooking up with Kenny Chesney for their hit 'When the Sun Goes Down,' his family was not really into the ...