She's at it again. Actress and party-crasher Sean Young, star of such hits as Blade Runner and Stripes, was arrested Sunday night while allegedly attempting to crash a post-Oscars party. Young got into an altercation with a security guard who attempted to bar her entrance to the affair. Young, who was clad in a glamorous gown, denied she assaulted anyone. This is not the first time she has received unwanted attention from her antics. She has unsuccessfully attempted to crash other high profile parties in the past and engaged in bizarre stunts in a failed attempt to win the role of Catwoman (click here for video). Her career was derailed many years ago and she has been treated for substance abuse. Click here for more