Close inspection using the zoom button shows it is all a grey/off white hue with same colour collar. Don't panic, Twigs
.
So, lucky Heathra. She seems a little hysterical over excited on Twitter. Obviously I would be entirely calm and collected if I was in her shoes. 
I have decided, on re-inspection of the videos, that I am not going to go to Liverpool despite the fact that there are tickets still available and I could potentially breathe in some of his exhaled carbon dioxide unless he gets rid of the beard. I don't want to see him in the flesh and have said flesh covered by the chin carpet.
[voting with my feet]