-Images: fergie_280_1082872ajpg; fergie2_380_1082874ajpg; fergie_380_1082875ajpg; mowatt 380 1082877ajpg NEWS EXCLUSIVE Skint ... Sarah Ferguson SKINT Fergie has sacked her entire office staff in a desperate bid to stave off bankruptcy - as she packs to jet off on a luxury Caribbean holiday. The D