Bring a pot of salted water to a boil.
Add in the pasta and cook according to the instructions on the box. You want the pasta to be al dente. Drain it from the pot
When the pasta is done, immediately plunge it into an ice bath to stop the cooking, or rinse it under cold water.
In a bowl, combine the mayo, sour cream, Italian dressing, tomato paste, dried oregano, fresh basil, and garlic powder,
Then, stir in the cheese, olives, pepperoni, and pepper.
Finally, add in the pasta. Taste and adjust the seasoning if needed.
Refrigerate for a couple of hours for best results.