Huge freshman seasons are nothing new at Kentucky under John Calipari, but what Jamal Murray has done this year is still pretty special. He leads the team with 19.4 points per game, and today, he is having a record day at Vanderbilt. In the first half, Murray scored 21 points, a record for Kentucky under Calipari.Jamal Murray’s 21 points are the most for a Kentucky player in the first half under John Calipari.— CBS Sports CBB (@CBSSportsCBB) February 27, 2016Murray has also tied Brandon Knight with 14 20-point games this season. That ties a freshman record.— Kentucky Basketball (@KentuckyMBB) February 27, 2016Here are some of those buckets.Murray https://t.co/BKmS0pBHFW— Ricky O’Donnell (@SBN_Ricky) February 27, 2016BEEN COOKIN’ WITH THE SAUCE, CHEF MURRAY WITH THE POT, BOY. https://t.co/H8nsLIuOBB— Michael Whitlow (@MAWhitlow) February 27, 2016Murray with another bow and arrow. https://t.co/ShWWqNNwVs @MrsTylerKSR— Dave Scott (@Finna_Go_HAM) February 27, 2016Murray is 8-for-11 from the field, 4-for-5 from three, and has six rebounds. Kentucky leads Vanderbilt 39-36 at the half.