Conversation so far:
Did the band members change from 2004-2006?
In November 2003, Terry Jones announced she would be retiring from Point of Grace.
How come?
She was finding it harder and harder to handle a full-time music career and being a full-time wife and mother.
Who replaced her?
called upon band leader Dana Cappillino's wife Leigh to join her husband on tour.
Did she stay in the band?
Terry's last tour with the group was the 2003 Christmastime Tour with Michael W.
Smith.
Did any other members leave?
CANNOTANSWER.

Question: How did they reinvent their sound?
Self-contained rewrite: How did Point of Grace reinvent their sound?