Spray the inside of a slow cooker lightly with cooking spray.
Remove the lobster tails from the shells by cutting through the center of each with a large chef's knife. Pull the meat out and chop.
2 Small lobster tails
Heat the butter and vegetable oil in a skillet over medium heat. Place the chopped lobster meat and the two whole scallops in the skillet and cook for 4 minutes, flipping the scallops over after three minutes. Remove from heat and chop the scallops. Place the lobster and scallop meat into a slow cooker.
Place the cream of celery soup, cubed cheese, shrimp, crabmeat, paprika, and cayenne into the slow cooker. Stir all the ingredients together and cook on high for 1 hour then turn the slow cooker to the warm setting.
2 Cans Condensed Cream of Celery Soup, 16 Ounces American Processed Cheese, 1/2 Cup Cooked Frozen Shrimp, 1/2 Cup Shredded Crabmeat, 1/4 teaspoon Paprika, 1/8 teaspoon Cayenne Pepper