Conversation so far:
Regarding Lea Michele, what is louder?
Louder is the debut studio album by American singer Lea Michele.
was louder by Lea Michele a successful album?
In the United States, the album Louder sold over 62,000 copies in its first week, debuting at number 4 on the Billboard 200 albums chart.
did Lea Michele play songs from louder on tour?
was cannonball a successful single for Lea Michele?
Cannonball debuted at number 75 on the Billboard Hot 100, making Lea Michele the first main Glee cast member to chart as a lead soloist.

Question: what kind of musical style was it?
Self-contained rewrite: what kind of musical style was Lea Michele's cannonball?