problems circle around the role of his third wife, calista. publicly supportive wife, but aides say privately a demanding one. gingrich s aides felt that his wife was making unreasonable demands on his time. she was very particular about the way she wanted things done. gingrich advisors say she even dictated the campaign schedule. refusing to allow early morning takeoffs for events so she could have her hair done. sources say she also demanded the campaign help arrange screenings of the couple s movies, produced by gingrich production, a for-profit company. there is even a link promoting the movies on the gingrich campaign website. the conflicts escalated memorial day weekend when his staff wanted him campaigning in south carolina. instead gingrich flew home to accompany calista to the opera at the kennedy center. a few days later, the final straw, the greek aisles. ignoring the pleas of his top aides. gingrich put his campaign on hold to go with calista on a cruise. 16 s