Chocolate Chip Cake

1 (18.25 ounce) box yellow cake mix
1 small box instant chocolate pudding
1/2 cup vegetable oil
4 eggs
4 tablespoons rum or whiskey
1 cup dairy sour cream
1 (6 ounce) package chocolate chips

Mix all ingredients except chocolate chips. Beat on high speed for 3 minutes. Fold in chocolate chips. Bake in greased and floured Bundt pan at 350 degrees F for one hour. Cool in pan 10 minutes before inverting pan.