Katy Perry ‘Live On Letterman’ Concert
Katy Perry performed a special concert on ‘The Late Show with David Letterman’ in a live set that included past hits ‘Hot N’ Cold’, ‘I Kissed A Girl’ and ‘Waking Up In Vegas’, as well as material from her new album ‘Teenage Dream’ including the title track and the CD’s first single ‘California Gurls’. Watch the ‘Live on Letterman’ concert, taking place from the Ed Sullivan Theater in New York City on Tuesday (August 24) at YouTube.