Make sure that the chicken is nice and clean.
Drizzle on the olive oil, liquid smoke, and apple cider vinegar.
Now season the chicken with all of the seasonings, and make sure that the chicken is nicely coated.
Toss the chicken in the slow cooker.
Place the lid on the slow cooker, and set on Low.
Let cook for 4 hours.
Line a cookie sheet or bake dish with foil, and spray with nonstick spray.
Carefully remove the chicken from the slow cooker, and place on the cookie sheet.
Brush the BBQ sauce on the chicken
Place the chicken in the oven, uncovered, and broil until the sauce is nice and sticky.
Remove from the oven, and add more sauce.
Place back into the oven until the sauce is sticky.
Remove from the oven.
Serve, and enjoy!