Conversation so far:
Was Patsy Cline musical from childhood?
She was the eldest child of seamstress Hilda Virginia (nee Patterson, 1916-1998) and blacksmith Samuel Lawrence Hensley (1889-1956).
When did she discover she had talent for singing?
When Patsy was 13.

Question: When did she start singing professionally?
Self-contained rewrite: When did Patsy Cline start singing professionally?