You are correct. Nicollette lived with Leif in his mother's house for 6 years starting at 15.
Whoa! How did that ever get by me? I read TigerBeat regularly!
Mom sounds like she was a major enabler of Leif's downward spirial.
Nicollette should recieve a bronze casting couch, instead of a star, on the hollywood walk of fame to sum up her career.