Preheat oven to 350°.
In a blender combine tomatoes, garlic, onion, Italian seasoning, salt, and pepper. Blend until pureed. Set pizza sauce aside.
In a medium bowl, combine cream cheese, sour cream and 2 ounces of shredded cheese. Mix well until well combined.
Spread cream cheese mixture in an even layer over baking dish (pie plate or 8 x 8 works).
Pour blended pizza sauce (tomato mixture) over cream cheese mixture and evenly distribute with spatula.
Sprinkle remaining shredded cheese over pizza sauce.
Top pizza dip with bacon and pepperoni.
Bake for 20-25 minutes, until cheese is browned and bubbly.