In response to an recent inquiry, this is the easiest cake ever - and also very moist and delicious. Be sure to use a spoon to mix though.
Mix cake mix, eggs and pie filling together with spoon (a mixer will demolish the cherries): Bake in 9x13 pan at 350 degrees. While warm, frost with the following icing:
Icing: Combine the sugar, margarine and milk and bring to full rolling boil for 1 minute. Then add chocolate chips. Stir to blend and spread over the cake.