Sienna Miller,Robert Pattinson,Hilton and other celebs at 2009 MTV Movie Awards in L.A.

Actors Robert Pattinson and Kristen Stewart win the Best Kiss award for the movie "Twilight" at the 2009 MTV Movie Awards in Los Angeles May 31, 2009. [Agencies]

The cast of the film "Twilight" with star Kristen Stewart (C) poses with director Catherine Hardwicke (R) after winning the Best Movie award at the 2009 MTV Movie Awards in Los Angeles May 31, 2009. [Agencies]