drsam wrote:justin is the half brother of shannon and janice but shanon and janice are not related, not sharing any parent in common.

drsam HUH? If Janice is the kid of John & Jane, and Jane got married again, last time I checked Jane is still the mother of Janice AND since Jane married Shannon's DAD(Steve) they thus become "step sisters". Yes they are not BLOOD related but related none the less.