At the start of 2006, Carrie Underwood had an 'American Idol' victory and two No. 1 hits to her name -- but by the end of the year, her career had reached a new height, thanks in part to her mega-hit "Before He Cheats."
Folks in country music like to play nice with each other. But there are times when, as Waylon Jennings once sang, something's got 'em "feudin' like the Hatfields and McCoys."