Hitman: Blood Money Easter Egg - Zombie Easteregg

in the mission 'Death on the mississippi' go left at the beginning till u see stairs on ur right side , which leads u to a little 'bridge'. wait up there till an enemy comes out the door. follow him in the other room and take him out. take the key on the table.now open the door HE came out earlier.now u should see railings on ur right and left side.throw an dead enemy over both of them. then all guests on the party should act like zombies (moving etc ...)