Set oven at 350 degree
Lightly grease and flour a 13 x 9 cake pan, then set aside
Add cake mix and vanilla jello pudding mix to the bowl using a wire whisk to blend together.
Add in your wet ingredients, soften butter, vegetable oil, milk and eggs,
Mix all ingredients together with your mixer at a medium speed for 2 to 3 minutes
Pour and spread cake batter in the 13 x 9 pan
Bake on the center rack for 28 to 32 minutes
Cool cake for 20 to 30 minutes before poking the wholes
While cake cools make the jello, follow directions on the box.
Place jello in refrigerator for 10 minutes
Once cake has cooled some, pour jello mixture over the cake making sure the jello goes in each whole.
Place back in refrigerator for 3 to 4 hours before frosting
After frost with frosting of choice and re- frigerated until ready to serve