Are You Sure You Didn't Mean Brain Cells?

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kilojoules,units of measurement,kilograms,brain cells
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It's a start, I suppose...

Units of Majesty

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royal baby,metric system,units of measurement,kate middleton,josh conrad,failbook,g rated
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So, if Royal Baby is third in line to the throne in England, that would make him... hmm... fifth in line to the American Presidency, I think?