With 2011 more than half over -- and the summer concert season winding down -- Billboard has tallied up the totals for the year's biggest tours so far, and a number of country artists are going strong.
U2 leads the list, with a nearly $175 million gross, with the top five rounded out by Roger Waters ($114 million), Bon Jovi ($107 million), Lady Gaga ($72 million), and Usher ($70 million). And th
Kenny Chesney's accomplishments as a performer are second to none — as evidenced by his current "Goin' Coastal" tour, and the dazzling live sets documented in his new concert film, Kenny Chesney: Summer in 3-D. But Chesney's no slouch when it comes to songwriting, either — in fact, we think Chesney's live show wouldn't be anything without his powerhouse new-country songwriting as its fou