"Long days of playing around tends to leave these two gerbil brothers exhausted, leading to the cutest photo opportunities."
I guess this is the puppy equivalent of fluffing your pillows? You almost can't be mad at them for wreaking such havoc on your footwear when they put it that way...
This is my German shepherd puppy, Artemis, when he was eight weeks old. His morning romp wore him out so much, he couldn't make it up the step!
After a hard day of slaying monsters, only the nicest cushions will work.