Method 1: Finish main portion of slice, then raw dog crust
Method 2: Finish main portion of slice, then dip in preferred sauce or orifice.
Method 3: Puree entire slice and insert into mouth hole via straw or funnel.
Method 4: Roll pizza slice around crust, creating a Swiss Pizza Roll. slice into wheels 1/4-1/2" thick width. Use 4 Pizza Wheels, several toothpicks, and one additional slice of pizza to create a PizzaMobile. Race your friends or pet or imaginary friend to see who can make the fastest PizzaMobile!
Method 5: Throw crust in the trash can and stare at it for 5-10 minutes. Glare loathingly at it; make it understand exactly how disgusted you are by its lack of sauce, cheese, and toppings. What a piece of shit.......................