But after going through shootaround Friday morning in downtown Boston, there was a refreshing familiarity about his presence because after undergoing surgeries on both ankles in the summer, the three-time all-star will make his season debut against Boston tonight at TD Garden. “I’m feeling great,” he said. “Excited to finally be playing again. Don’t know what to expect, but like I said, I’m excited. Just happy to be back on the floor again, playing with my guys.”