Oliver Anthony Samuel Corum/Getty Images Oliver Anthony has a message for any “rich men” charging an arm and a leg for concert tickets. Anthony, 31, took to Instagram on Monday, September 11, to vent his frustration after hearing that tickets to his now-canceled show at the Cotton Eyed Joe venue in Knoxville, Tennessee were almost a hundred bucks each. “My adrenaline’s pumping, man. I’m pissed off right now,” the “Rich Men North of Richmond” singer said in the Instagram video. “Don’t buy Cotton