Viral videos of the week Oct. 10

Check out the best videos of the week!

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    Coffee house prank.

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    Rihanna gets a tattoo in the traditional Maori way- with a hammer and chisel!

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    Lego version of "Thriller."

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    Jimmy Fallon and the Roots perform "We Cant' Stop" with Miley Cyrus.

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    Maymo the bad dog is back.

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