User blog comment:PlantyThePottedPlant/Random Topic Blogging II: Electric Blogaloo/@comment-4037231-20120625002517/@comment-3479827-20120625171035

Almost immediately after:

"@cappkr123 He can be whatever age makes you the most comfortable. WHich is why we never specify in the show."

Everyone stop having a spazzattack. 9 is a rough estimate. And even if it is "canon", let's note this:

''Who cares. ''