Article continues below advertisementMarch 2000Source: MEGAJessica Simpson has always captured fans' hearts with her "Irresistible" charm!In March 2000, the singer-actress stole the spotlight at the premiere of Here on Earth in a form-fitting slip dress that traced her slim figure.Article continues below advertisementJuly 2000Source: MEGAFashion icon? The That '70s Show alum sported a white tank top and blue low-rise jeans with a pink belt while promoting her self-titled album in July 2000.