The Oatmeal is certainly the first site I think of for cards when I want to slide a note over to my secret crush at the Neatorama office. That's why the site's Valentine's Day cards are just so darn wonderful... of course, that might also be why Zeon has a restraining order against me.
Link
Also non Valentine's Day: http://theoatmeal.com/horrible
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LOL @ Methane cuddles!
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