Step 1

In a large bowl with an electric mixer, beat cream cheese, mayonnaise, sour cream, garlic powder, onion powder, salt, and pepper until smooth; set aside.

Step 2

In a large trifle dish or serving bowl, layer lettuce, tomatoes, cucumber, yellow peppers, and celery. Spoon dressing over celery. Sprinkle with cheese and bacon. Serve or cover and refrigerate until ready to serve.