John Mayer’s one-Dead-track-per-day adventure continues with a 1985 version of the classic combination of “Scarlet Begonias” and “Fire on the Mountain.” As Mayer noted on Twitter, this one is “for the HEADS” as he admires the dub delays sprinkled in throughout the jam. Okay. Here’s one for the HEADS. Scarlet/Fire. 6/16/85. The Greek. This one is a knockout. https://t.co/1ioOx6q51W dig the…