Check us out on Watchable.com or download the free Watchable app. Watchable brings you the best videos on the web. More Celebrity .\r<br>\r<br>David Letterman, Sigourney Weaver, and Steve Martin were among the celebrities who made appearances at this star-studded event in Washington, D.C..\r<br>\r<br>Okay, that was awkward. Miley Cyrus, can do no wrong. Except when she is performing in front of hundreds at the Kennedy Center in honor of Bill Murray — then .\r<br>\r<br>Hannah Montana taught us Nobodys Perfect—and that still applies to modern-day Miley Cyrus. The past Disney star performed Sunday night in honor of Bill .\r<br>\r<br>
