Animal Dog Other PetsTouching stories behind adorable photos of the "happiest dog in the world"ScienceOctober 3, 2020October 14, 2020 by ScienceOctober 3, 2020October 14, 202001144 Behind the smiling and cheerful images lurks the hour-long fits that this dog has to endure, luckily the kind owner still has him with love...