HR1 - KJ Carson and Jon Lyons fill in to discuss the Celtics' loss on Christmas Day to the 76ers. How seriously should Philly be taken after pulling off the upset at TD Garden.Then, the C's have now lost three of their last four games, but the here and now are more concerning than the big picture towards a repeat.And, KJ gets quizzed on Payton Pritchard's struggles and Walker Buehler from Professor Lyons.