Who is Dee Dee Bronson from Women and what is their importance?

Dee Dee Bronson is a music producer although her exact role in the capacity is not fully described. She is an older woman, who has short hair and a compact, lithe build. Despite her age, she remains a sexually attractive woman, who easily competes for attention with much younger women. She is wealthy, successful, and free to do as she pleases. When her relationship with Henry comes to an end, Dee Dee attempts to take her own life.