add marshmallows to butter and melt (This can be done in the microwave or on the stove top)
add in Rice Krispies and mix thoroughly
Spread the mixture into a greased pan with a greased spatula.
Allow mixture to cool (about 30 minutes)
cut 6 x 6 square "plot" leaving an "L" shaped piece
form "L" piece into tombstones
place 2 toothpicks in each tombstone and stick them into 6 x 6 "plot"
place Gummy Worms on "plot"
crush Double Stuff'd Oreos in bag
spread Double Stuff'd Oreos on "plot over worms