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Stephen Colbert is pulling out all the stops for the end of his long-running "The Colbert Report" — and that includes getting President Barack Obama to come on the show to take over his regular segment The Word. "How hard can this be?" Obama suggests before launching into his version, The Decree, tackling the Affordable Care Act and poking a little fun at himself. "Remember the original healthcare.gov Web site? I think that's where Disney got the idea for 'Frozen.'"

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