Conversation so far:
When was Jessica Simpson born?
Jessica Simpson was born in Abilene, Texas
Where did Jessica Simpson grow up?
Jessica Simpson grew up in Dallas and Waco. Her family moved frequently and remained in Texas, but they did live in the midwest for a few years.
When did Jessica Simpson start singing?
Jessica Simpson began singing in the church choir as a child. When she was eleven, she realized she hoped to achieve success as a singer while at a church retreat

Question: When was she first signed?
Self-contained rewrite: When was Jessica Simpson first signed?