Lady Gaga performs on the Late Show (11 images)

Lady Gaga performs on the "Late Show," tonight for the first time ever.
Updated: April 2, 2014 at 7:25 PM
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Lady Gaga holds hands with David Letterman when they walk on 53rd Street when she appears on Late Show with David Letterman at The Ed Sullivan Theater in New York City on April 2, 2014. UPI/John Angelillo
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