Combine lemon cake mix, Eggs, vegetable oil, and Mountain Dew in a large mixing bowl. Use a mixer to mix together.
Pour batter into a greased bundt pan, bake for 40-43 minutes until the cake is done.
Cool the cake before icing.
Mountain Dew Glaze Instructions
Combine powdered sugar and Mountain Dew in a mixing bowl. Whisk together until you get the consistency you are looking for. Add in more Mountain Dew slowly to get a thinner glaze.