Michelle Obama to Appear on Jimmy Fallon

First Lady Michelle Obama will sit down with Jimmy Fallon on Late Nightthis Friday.

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Obama's visit marks the start of her national tour to celebrate the third anniversary of Let's Move!, her initiative to reduce childhood obesity. The First Lady has appeared on Late Night before, challenging Fallon to a fitness face-off at the White House for Let's Move!'s second anniversary, but this will be her first sit-down interview on the show.Watch her first appearance below.Late Night with Jimmy Fallon airs weeknights at 12:35/11:35c on NBC.