BSPEARS073107_16.jpgBSPEARSMINI073107_02.jpgBritney Spears BSPEARSMINI073107_10.jpgBritney soared through the hills yesterday in her convertible mini-cooper with Sean P. riding in the back (yes, he's old enough to face forward now). Although her divorce is officially final, and Britney was awarded 50/50 custody of her kids, word is that Kevin's going to fight the decision and ask for full custody as early as next week!