Preheat oven to 400 degrees.
Bake off pizza crust per package instructions, about 13 minutes.
Wash the fruit and chop strawberries. Set aside.
Once the crust is cool, cut into 12 equal pieces but keep on the sheet pan.
Beat softened cream cheese, sugar and vanilla together until smooth.
Fold in the thawed Cool Whip.
Spread on all of the cream cheese mixture over the pizza crust.
Top with strawberries and blueberries or blackberries. Serve immediately or cover and store in the refrigerator.