Nate Duncan hosts Dunc’d On and the Twitter NBA Show.  Twitter: @NateDuncanNBA. Chris Vivlamore is the Atlanta Hawks beat reporter for the AJC.  Twitter: @CVivlamoreAJC.  Kevin Pelton is an NBA analyst for ESPN. Twitter: @kpelton   1:25 Celtics-Pistons ticket giveaway 2:05 Has Al Horford lost a step? 3:30 Does Horford not want to play C? 8:05 Why the Hawks weren’t happy w/ Horford declining rebounding 11:45 Has Boston leapfrogged Atlanta in East? 15:15 What to make of Celtics clutch play? 24:30 Worst of Eastern Conference 28:25 Race for 8th playoff spot 31:48 Worst playoff series matchup for Celts 33:10 Second half risers? 37:50 % of C’s being in ECF 42:17 What Celts could use to move into upward in East 49:00 Celtics v Cavs? BONUS: Kevin Pelton on Marcus Smart Celtics Beat is presented by MVMT Watches, Audible, Casper, Blue Apron and Zip Recruiter.  Available for download on iTunes and Stitcher on Sunday, January 15th.  Powered by CLNS Radio.