Those who like to keep up with the kids recognize Amanda Righetti as Hailey, Kirsten Cohen's troublemaking estranged sister (and part-time stripper) on the sexy series The O.C. Kiddies and daddies alike couldn't get enough of eyeful Amanda's bra-free titties and broad tushie poking and peaking through scanty tank tops and daisy dukes. Much like her tempting trousers, Amanda's stay with the