Chocolate Candy Bar Cake

INGREDIENTS

• 1 (18.25 ounce) package devil's food cake mix
• 1 1/2 cups milk
• 3 eggs
• 3/4 cup vegetable oil
• 1 (3.5 ounce) package instant vanilla pudding mix
•  
• 1 (8 ounce) package cream cheese
• 1/2 cup white sugar
• 1 cup confectioners' sugar
• 1 (12 ounce) container frozen whipped topping, thawed
• 1 cup chopped pecans
• 4 (1.5 ounce) bars milk chocolate candy, coarsely chopped