MONDAY: >>Lucinda Williams brings her raspy voice to the D.C. tonight. Her Tom Petty-inspired brand of roots rock can be heard on her latest album, Live At The Fillmore. Or you can catch the real thing tonight at the 9:30 Club. $35, 7:30. >>Grab your Coke, gel your hair, and spend the evening with the man who made teenagers and soccer moms wear out their voting fingers in 2003. Clay Aiken at Wolf Trap, $25…