"People who saw the Graceland master bathroom would remark on its extravagance--a TV set! Telephones! A cushioned seat!--but the decor was in equal part a reflection of how much time was spent there. "He would be thirty minutes, an hour, in there at a time," Nichopoulos says. "He had a lot of books in there." Constipation ran Presley's life. Even his famous motto TCB--"Taking Care of Business"--sounds like a reference to bathroom matters. (The"