wHAT IS THE BEST EXERCISE TO LIFT THE GLUTES, ESPECIALLY TOWARD THE INSIDE (BY THE INNER THIGH) WITHOUT MAKING THE THIGHS BIGGER!! aLSO, THE BEST EXERCISE FOR BACK OF THIGH?? yES, i ALREADY KNOW WE CAN'T SPOT REDUCT. i WAS THINKING STEP AEROBICS, LUNGES? tHE QUESTION HOW DO YOU GET YOUR GLUTES LIFTED WITHOUT MAKING IT BIGGER AND USING WEIGHT????