8d Nothing to stop tsar changing officers (8) 13d Attendant knight supporting saint in chancel (7, two words) 4th T 39a Canadian sailor following dancer in circle (10)
Don't worry about the comments from QM2. He can be a bit of a grouch but he's not such a bad sort. I think what gets him going is seeing someone 'playing in the wrong league'- but how do you learn ?
I am therefore leaving the other clue for you to solve on your own!