VIDEO : Michelle Obama and Jimmy Fallon Prank Tour Groups

Michelle Obama, former first lady and author appeared on the "Tonight Show" on Tuesday.
But before sitting with "Tonight Show" host Jimmy Fallon to talk about her new book, "Becoming," they decided to have some fun with visitors.
According to Business Insider, during Obama's appearance, they aired a clip of she and Fallon surprising 30 Rockefeller Plaza visitors.