By BRYN PALMER

Glasgow v EdinburghDecember 27. Kick-off 7pmTRADITION dictates that form goes out the window in derby games, so, too, do friendships amid the emotional intensity of inter-city contests between Glasgow and Edinburgh.Edinburgh coach Mike Blair recalled this week how John Barclay, then at Glasgow and a Scotland teammate, stamped all over him during one encounter. “I said, ‘What are you doing?’ and he looked at me and shook his head as if to say: ‘I dunno’.”Mark Bennett, now in his fifth season at Edinburgh after six years with ...