John Mayer vs. Stevie Wonder: Who Was Your Favorite ACM Non-Country Crasher? :    On a night dedicated to country, even those of the non-cowboy hat persuasion received a down-home, sweeter-than-sweet tea welcome from Nashville’s finest.

Both soul king Stevie Wonder and pop’s resident heart-breaker John Mayer took the Academy of Country Music Awards stage Sunday night as Las Vegas enjoyed a taste of the South.