WME announced that Joey Lee and Jay Williams will be co-heads of the Nashville office alongside Rob Beckham and Greg Oswald. They will oversee the agency's day-to-day operations in Nashville. Lee and Williams represent many leading artists in country music, including Brothers Osborne, Luke Bryan, Eric Church, Alan Jackson, Miranda Lambert, Thomas Rhett, Chris Stapleton, Dierks Bentley and many others. Lee joined WME as a partner in 2010 following WME's acquisition of his…