Pop Rocks
In 2005, pop music was rock music. Between Kelly Clarkson’s tarted-up “Since U Been Gone,” Ashlee Simpson’s raspy, Courtney-Love-after-a-bender vocals and Hilary Duff’s collabs with her Good Charlotte boy toy Joel Madden, even the biggest Top 40 starlets liked their guitars cranked up to a sassy eleven. Elsewhere, rockers in…