He explains in his new book, You Know Me:
"The press continually do the same story, the headline that should be - 'Guy That Used To Be Young Gets Progressively Older ..', 'Hair Turns A Different Colour', etc etc. So I was just trying out different colours to see what would suit me if I dyed my hair, using the dogs as colour pods. I think there could be a new website in there somewhere where people send pictures of themselves with their dogs as wigs."
Not a terrible idea, bb!
But we're not sure that dog fur is your color!
Or maybe it's just the whole bizarre, homeless person aesthetic in which these photos are taken that doesn't help!