This highly customized 1981 Imperial appeared for sale on eBay in February 2004.  It sports a blue custom crushed velvet interior with white leather seats.  According to the auction, "the headliner, dash, and rear sail panels are all padded crushed velvet, and the rear package tray has a custom speaker box with two 12 inch Crunch sub woofers; the box is sealed into the cabin area with fiberglass and is also covered with blue velvet."