Biff, the dog famous for jumping on a trampoline in a Christmas advert has passed away.
Owner Jen says Biff, who recently turned 12, had begun to suffer from seizures she couldn't bring him back from.
The wide eyed boxer became famous after his role in the John Lewis ad in 2016.
It told a story of a family surprising their daughter with a trampoline, only to find the dog jumping on it instead.
Fans have been paying their tributes to Biff and his owner.
"Fly high our beautiful, special boy, we shall miss you forever.
"Biff who played Buster in the 2016 John Lewis Christmas trampolining advert has sadly passed away.
"His owners have said People say, he had a wonderful life with us, but in reality, we had a wonderful life with him."