Country superstars Kenny Chesney and Tim McGraw over the weekend announced they would join forces next summer for the 2012 Brothers of the Sun Tour, a 19-stop co-headlining jaunt across the US.  The arena tour is set to kick off June 2nd in Tampa Bay, Florida and wrap up August 25th in Foxboro Massachussetts on August 25th.  Grace Potter & the Nocturnals will provide support for the tour, and weened stops will also feature Jake Owen.  Click Here for the dates.