It'sChristmasandZipandZapareuptotheiroldtricks.Butthistimethey'vegonetoofarandtheirpunishmentwillbenoChristmasvacationandaseeminglyboringboattripwiththeirparentsinstead.Totheirsurprise,thedestinationisaspectacularremoteisland.Butaterrifyingstormrollsinandthey'reforcedtoseekshelteratamansionbelongingtotheeccentric...