Although most people have always shown fondness for their pets, it's hard to measure up to the love and devotion people have given to the non-human members of their family in recent years.
And although cats seemed to dominate the early days of internet culture, dogs definitely have their day right now. Seeing one act so happy to do whatever it's doing can make even the gloomiest days better, so what kind of an effect would you expect one to have on an already good day?
If you answered that a dog would make it even better just like they do with everything, then you'll probably like this story.