Poor guy, I'd imagine it's pretty hard to keep up with the cool internet trends when you're a dog.
(You can watch it below, or you can click here to watch it on YouTube full size!)
Have you gotten sick of the Harlem Shake yet?
Have you ever tried to follow a trend
only to find out the trend has long since passed?
What are YOU ashamed of?
What would you like to see Mac do next?
Tell me in the comments!