BRITNEYFING082707_01.jpgBRITNEYFING082707_03.jpgBritney Spears BRITNEYFING082707_09%282%29.jpgOk, it's more like a big f*ck-off, but what with the mom-of-two being accused of child abuse by her ex in what's becoming a supremely dirty custody case, can you really blame her for airing her frustration?