Video: Beyoncé Gets Gangsta on ‘Letterman’

Beyoncé hit up “The Late Show with David Letterman” on Wednesday to promote her new movie Obsessed and perform “Halo.” The “Diva” spoke about singing for the Obamas and sticking up for her sister Solange. She even gets gangsta and say the word “bitch.” Jay must be rubbing off on her. Ha!