A Klingon full-length sleeveless gown of grey wool trimmed with silver metallic nylon, red suede and Klingon symbols, with Deep Space Nine label inside inscribed Michael Dorn -- worn by Michael Dorn as Worf during his Kal'Hyah ritual in "You Are Cordially Invited" in Star Trek: Deep Space Nine; with corresponding wardrobe tag

ESTIMATE: $800 - $1200