WIRE-CBS  ·   March 20, 2012

Michelle Obama to Letterman: 'This isn't Oprah' (1:10)

- During her appearance on the "Late Show," First Lady Michelle Obama joked with David Letterman about the serious tone of his questions comparing his show to Oprah's. ()

- During her appearance on the "Late Show," First Lady Michelle Obama joked with David Letterman about the serious tone of his questions comparing his show to Oprah's. ()

Michelle Obama to Letterman: 'This isn't Oprah' (1:10) (1:10)

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