Muahahaha. Enter if you dare. These adult Halloween party ideas from celebrations.com are simple, but give just the right touch of spooky for all your guests to enjoy! Inspired by our Open Coffin Halloween Costume Party Invitation, this party uses the Halloween invitation’s theme and colors throughout the spooky party. They have everything from Bloody Cherry Punch to Spider Webbed Chip Dip. And who could forget the guests’ favorite, party favors with sweets tied up with our Haunted Halloween Favor Tags.