"Judging from the laughter in the Washington Hilton ballroom at Mrs. Bush's words - "George's answer to any problem at the ranch is to cut it down with a chain saw, which I think is why he and Cheney and Rumsfeld get along so well" - Mrs. Bush has a future in political stand-up comedy." (NYTimes)
By tradition, US Presidents delivers jokes in White House Correspondents' Association's annual dinner. This year, the first lady delivered it.
Check the video out; it received uniformly positive reviews.