In a large pot of salted boiling water, cook pasta according to package instructions. Drain.
Meanwhile, make dressing: In a medium bowl, whisk together oil, vinegar, horseradish, Worcestershire, hot sauce, and celery seeds. Season with salt and pepper.
In a large bowl, combine pasta, bacon, celery, tomatoes, green bell pepper, red bell pepper, onion, mozzarella, and olives.
Pour over dressing until ingredients are combined and completely coated. Garnish with bacon and serve. |