Conversation so far:
What was Lea's role in Louder?
it was announced that Michele would be working on her first solo album.
Who produced her solo album?
CANNOTANSWER.
When was the album released?
released on December 10, 2013.
How did the album do on the charts?
"Cannonball" debuted at number 75 on the Billboard Hot 100.

Question: Was this the only single on the album?
Self-contained rewrite: Was Cannonball the only single on the album Louder?