Step 1: Get a watermelon


Step 2: Get a knife


Step 3: Put the knife roughly above the center of the watermelon


Step 4: Push down, you should get something like this below


Step 5: Get your phone


Step 6: Put your phone inside one of the halves of the watermelon


Step 7: Glue your watermelon back together with the phone still in it, should end up with a normal un-cut watermelon


Step 8: Throw the watermelon on your front porch as hard as you can


Step 9: Contemplate your life choices, because you were stupid enough to do that