Is there anything cuter than a dog? Yep - a dog wearing a hat. They're just somehow more endearing when you add some human headgear. Like this unicorn here, who is clearly happy to greet you.

One canine was dressed in an elf suit for the annual Hyde Park Sausage Dog Walk (Aaron Chown/PA) Two dachshunds wear matching Christmas tree hats (Aaron Chown/PA) Others were styled in sparkling ...