A phrase that slid out of the diseased vagina that is 4chan when one particularly asinine neckbeard /b/tard decided to create greentext thread in the style of a fifties kewl guy. Using the phrase That Really Rustled My Jimmies within the story made various other /b/tards jump and clap with joy, one of them even concentrated his tiny brain hard enough to put the text on an image of a gorilla. This counts as the one hundred and fifty five billionth image macro involving a hilarious anthropomorphic animal.