1.Place 1 Tsp. Each Of Blackened Seasoning, Lemon Pepper, Garlic Powder, Gumbo File, Cayenne Pepper And Cajun Gumbo Seasoning Mix In A Bowl; Mix. 2.Season The Tilapia By Rubbing The Seasoning Mixture On Both Sides Of The Fillets. 3.Melt 1 Stick Of Butter In A Large Skillet Over Medium-High Heat. Place Tilapia In The Pan; Cook First Side. Continue To Monitor This Pan And Turn Fish Once First Side Is Browned. 4.Meanwhile, Melt Remaining Stick Of Butter In Second Large Skillet Over Medium-High Heat. Add Chopped Garlic, Green Onions, Mushrooms, Cream Of Celery Soup, Cream Cheese And Heavy Cream; Stir Gently To Ensure A Well-Blended Sauce. 5.Once Fish Is Browned On Both Sides, Lower The Heat On The Pan To Keep The Fish Warm, But Not Overcooked. 6.To The Cream Cheese Sauce, Add 1 Tsp. Each Of Blackened Seasoning, Cayenne Pepper, Gumbo Seasoning Mix And Parsley; Mix Well. Add The Shrimp, Stirring Until The Shrimp Turns Bright Pink. Add Mozzarella; Stir Until Sauce Is Well Blended. 7.Place Tilapia On A Serving Platter. Top The Tilapia With The Creamy Sauce. Place 2 Tsp. Of Parsley Flakes Across The Dish For Garnish. Enjoy!