01 - Preheat the oven to 375°F.
02 - In a large mixing bowl, combine softened cream cheese, sour cream, and ranch dressing. Mix until the mixture is completely smooth.
03 - Stir in the buffalo wing sauce, shredded chicken, half of the cheddar cheese, and crumbled blue cheese until evenly distributed.
04 - Spread the mixture evenly into a 9-inch baking dish or an oven-safe skillet.
05 - Sprinkle the remaining cheddar cheese over the top of the mixture.
06 - Bake for 20 to 25 minutes until the dip is hot and bubbly.
07 - Remove from the oven and let cool for 5 minutes. Garnish with sliced green onions and serve warm with celery sticks and chips.