Preheat oven to 350 degrees.
In a small bowl mix together cream cheese, Italian seasoning and garlic powder and set aside.
Place bottom of slider buns in the bottom of a 9x13 baking dish.
Spread about 1/2 tablespoon of pizza sauce on the bottom of each bun.
Top each bun with 2 slices of pepperoni folded in half and criss cross two slices of mozzarella on top.
In a small bowl mix together butter, garlic powder, and parsley flakes.
Brush butter mixture on top of each bun.
Cover with foil and bake for 15 minutes.
Remove foil and bake for 5-10 minutes longer until cheese is melted.