"Extreme Energy" cat cartoon

This cartoon has been making the rounds online, thanks to Cartoon Stock, The Cat House On The Kings and a couple other cat-themed Facebook pages.   

If you'd like this cartoon on a mug, T-shirt, or greeting card, click here. 

Useless inside information: the cat who drank "Extreme Energy" is Clyde, and he's based on my 22-pound cat, Simon.