Conversation so far:
When did Expose (group) release their self-titled album?
After Kelly Moneymaker joined Exposé, the group released its self-titled, third album Exposé, which integrated more mature material.
How did Expose (group) change?
The album was aimed to demonstrate musical growth for Expose.

Question: Why did the group change?
Self-contained rewrite: Why did the group Expose change?