Peanut Butter Fudge

4 cups sugar
2 cups milk
1/4 stick oleo
1 teaspoon vanilla
1/2 cup peanut butter
1/2 large jar marshmallow cream.
Boil sugar, milk and oleo to soft ball stage, full rolling boil, stirring constantly, at least 10 minutes on medium heat. Remove from heat and add remaining ingredients, and beat till blended. Pour into buttered 9 X 13" pan.