Michael Douglas Reveals What Jack Nicholson Is Doing After He “Disappeared” From Hollywood E! NewsMichael Douglas Gives Rare Update on Friend Jack Nicholson: ‘He Has Disappeared’ People.comJack Nicholson’s close friend issues update on reclusive star amid concerns over future: ‘It happens’ YahooMichael Douglas reveals why Jack Nicholson ‘disappeared’ from Hollywood Nine.com.auJack Nicholson, 89, is ‘well’ but ‘has disappeared’, says Michael Douglas in rare update The Independent