Conversation so far:
What was The Cline in reference to Patsy Cline?
Patsy Cline called herself “The Cline.”
Did people also call Pasty Cline The Cline?
Did Patsy Cline's family call her The Cline
What else is important about Patsy Cline?
Patsy Cline is considered one of the most influential vocalists of the 20th century and was one of the first country music artists to successfully crossover into pop music.
How many siblings does Patsy Cline have?
Patsy Cline had two siblings.

Question: why did she change her last name to Cline?
Self-contained rewrite: Why did Patsy Cline change her last name to Cline?