Out from the ranks of Britney Spears' security detail—a platoon of handsome, tight-lipped mannies who obligingly intervene whenever they stumble upon their boss inadvertently tossing an infant son into the dryer with a basket of wet bikini components—rises a lone voice: Tony Barretto, a gargantuan, 28-year-old father of two, was assigned to protect the fallen pop star from the time she left Promises in March until May 17 of this year. In that time, he claims he witnessed Spears engaged in all manner of illicit and naked-making activities not befitting a mother, which he was prepared to describe for a judge at yesterday's custody hearing: