Complex sentence: On lead guitar and vocals, John Kadlecik sings with an uncanny resemblance to Jerry Garcia, using amp rigs and equipment to suit the near-exact, Garcia guitar tone from the show being recreated.
Split into simpler sentences: On lead guitar and vocals, John Kadlecik sings with an uncanny resemblance to Jerry Garcia. He uses amp rigs and equipment to almost perfectly imitate Garcia's guitar tone from the show being recreated.