Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Feb 2, 2012
Daytime chat show host Ellen Degeneres challenged the US first lady, who was on the programme promoting her healthy eating and fitness program, to a push up contest to prove she practiced what she preached.
The Ellen DeGeneres interview with Michelle Obama airs in the UK on Thursday 16 Feb, 2012 on Really