Place the cream cheese into a cast iron pan and place in the smoker for one hour.
Smother both sides of the chicken with mayonnaise. Once evenly coated, season the chicken with your favorite poultry seasoning. Once evenly seasoned on both sides place on your smoker grill. Until reaching an internal temp of 160 °F degrees.
After your chicken is down place onto a cutting board and dice up the chicken. In a dutch oven, combine the chicken, cream cheese, ranch dressing, cheddar cheese, buffalo sauce, and additional seasoning (if desired). Stir together.
Add the lid on the dutch oven and place in the oven or on the smoker for 20-30 minutes or until the dip is hot and bubbly.