"Not him looking back to make sure you're still doing all right," one viewer said, while others laughed along at the clip.

From left: A black puppy smiles in the back of a car. A viral video of a dog sitting in an unusual position has left the internet in stitches.

The younger dog was rewarded with a treat after getting down into a "sit." @herpetellagist trying to teach the puppy "sit" and my older dog has no patience for him.

We asked readers to send in their favorite animal photos. We were so entertained, we couldn't help but share. The only thing more adorable than a sleepy puppy is a sleepy puppy that falls asleep ...