Dead Hooker in a Trunk -- Film Description:
"Set in beautiful Vancouver, four friends set out on an everyday errand and end up in a fight for their lives when they discover the body of a dead hooker left in their trunk. Lead by a sexy, impulsive Badass, her distant Geek twin sister, their bible thumping, Jesus loving Goody Two Shoes friend, and a chaotic, rock star Junkie pal, the group has to put aside their differences to dispose of the body before they're next."
-- WorldCat

Source:
"WorldCat." OCLC Online Computer Library Center. http://www.worldcat.org/.