First Lady Michelle Obama will appear on NBC's Late Night with Jimmy Fallon on Friday, Feb. 22, for her "first sit-down interview" with host Jimmy Fallon, to "kick off a national tour celebrating the third anniversary of Let’s Move!," production company Universal Television announced on Tuesday. Mrs. Obama will travel to New York for the interview; she welcomed Fallon to the White House last February for a fitness challenge as part of her celebration for the second anniversary of Let's Move!.