Internet war: 4chan vs. Tumblr

It apperas that the Internet isn't big enough for both of them. I don't exactly know what happened, somebody must've messed around with somebody else's girlfirend or something, because it's on between these two. 4chan launched 'Operation Overlord' on November 14th:


And Tumblr, who's got an army of it's own, retaliates:


More about this feud, on Urlesque