Isla Fisher arrives at the Ed Sullivan Theater in New York City for her appearance on "The Late Show With David Letterman". <P> Pictured: Isla Fisher <P> <B>Ref: SPL77833 050209 </B><br> Picture by: Ron Smits/London Ent/ Splash News </P><P> <B>Splash News and Pictures</B><br> Los Angeles: 310-821-2666<br> New York: 212-619-2666<br> London: 870-934-2666<br> photodesk@splashnews.com<br> </P>