Our concert picks for the week of 7/21-7/27. It's a good week of shows for those of us who love singer-songwriters, so let's celebrate by giving you something for free! Dark folk troubadour Chris Whitley has a new CD coming out on Tuesday on Messenger Records, and we want you to hear it. Enter to win Chris Whitley's new CD Soft Dangerous Shores. Contest ends 7/27. Tonight none other than the good Sir Mix-A-Lot is......