AIMEE MANN Getting it right for her latest effort required a fresh start After nearly three decades in the music biz and Grammy and Oscar nods under her belt, Aimee Mann wanted a new approach for Charmer, her eighth solo album—so she tossed her original batch of tunes. “I had some songs and played them all back to back and was like, ‘I’m not crazy about these,’” says the 52-year-old singer-songwriter and actress. “They didn’t really...