Pour yellow cake mix into bowl
Add entire can of diet 7up (nothing else)
Mix for 3mins
Pour cake mix into 13×9 cake pan
Spoon cherries and filling ontop of batter (use just al little more then half of the can)
Gently fold cherries into batter (not touching bottom of pan)
Bake @ 325 for 30-35mins checking after 30mins
Icing:
Blend ingredients together and pour over warm cake