04/11/2011 10:50 am ET | Updated Jun 11, 2011

Beyonce & Michelle Obama Premiere Workout Campaign (VIDEO)

We've told you before that the first lady of the United States, Michelle Obama and the first lady pop, Beyonce have teamed up with the National Association of Broadcasters Education Foundation in the fight against childhood obesity. Now, they have released an introduction to their work out video, with Beyonce introducing the initiative and showing some behind the scenes footage.

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