Ashlee Simpson stepped out on the town yesterday with an even bolder, brighter red 'do—just a few days after returning to her blond bombshell ways. What happened there, Ash? Jessica get jealous she wasn't the only peroxide-user in the fam? Or are you trying to redisguise yourself after your husband's über-personal comments about your sex life? Either way, make up your mind before your hair falls out.