Singer/songwriter Abra Moore mixes a little folk and a little rock into a sassy and confident brew that has earned her a Best Famale Rock Vocal GRAMMY nomination. On Tuesday, she mixed it up in the GRAMMY Yahoo! Chat room with an auditorium full of inquisitive fans. To hear her comments, check out the chat transcript. For now, check out these photos of Abra from Radio City Music Hall. -Pamela Madieros