Written By: Big C Photo Credit: Nick Demarais "Mercury is rising and it’s in retrograde, that’s hot." With that playful declaration, Nashville country-pop trio Just Jayne  launch into their irresistibly bold new single Climate Change. The high-energy anthem captures the moment friendship turns dangerously close to love. Produced by Johnny Simpson , “Climate Change” surges with country swagger and pop precision. Over pulsating percussion and shimmering vocal layers, Just Jayne