Complex sentence: Miller was a model as a child, appearing in a Wonder Bread commercial when she was six months old, posing at three for Francesco Scavullo in an Ivory soap advertisement, and being photographed for the cover of "Redbook".
Split into simpler sentences: Miller was a model as a child, appearing in a Wonder Bread commercial. When she was six months old, posing at three for Francesco Scavullo in an Ivory soap advertisement, and being photographed for the cover of "Redbook".