Article continues below advertisementSarah Ferguson is going to have to find other means of survival as her "royal safety net" could be crumbling down after her ex-husband Andrew Mountbatten-Windsor (a.k.a. the former Prince Andrew)'s exile.The ex-Duchess of York, 66, is reportedly "shaken" over Andrew's loss of his royal titles and is worried about her next move, royal expert and photojournalist Helena Chard recently told Fox News.