Love it or hate it, there's no denying the commercial success of Kidz Bop. A big hit with the kids, as well as their parents, the family-friendly Kidz Bop series has sold 10.5 million CDs in the past seven years, no small feat in the dying music industry. And to think, all they're doing is taking pop songs (sometimes current, sometimes retro) and adding incredibly chipper kids' vocals to the mix. Now Kidz Bop is......