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Does somebody have a case of the Mondays? You'll feel better when you get caught up on last week's viral videos.
Last week was all about cats and space -- wait, that's every week on the Internet. The LMFAO song "I'm Sexy and I Know it" got a NASA-themed parody refresher, featuring a guy with a rather patriotic hair style. McKayla Maroney is still unimpressed and the Madonna mitzvah guy made his comeback.
SEE MORE: Viral Video Recaps from Previous Weeks