Dominique, 21, blames her mom for her lifelong struggle with weight, saying she always makes comments about her weight and picks on her. Her mom says she feels like she needs to keep an eye on Dominique. About a year ago, their relationship turned ugly when JoAnn called Dominique a "fatass." Watch Dr. Phil's powerful experiment, in which he shows JoAnn how her words impact her daughter's self-esteem."