Ronny Deila’s fitness regime success – revealed by The ShamrockPosted on 04/03/2015 Is this the secret to Celtic’s recent success? Hit the gym with a smile bhoys and ghirls . . . More Ronny Grinder than Ronny Deila – and we’re enjoying it almost as much as he is! As revealed by The Fly on ra Huddleborad Share this:TwitterFacebookLike this:Like Loading... Related