Robert De Niro reprises his role as retired CIA operative Jack Byrnes Ariana Grande  is meeting the Fockers in the first trailer for  Focker In-Law . The upcoming  Meet the Parents  sequel stars Ariana Grande as Olivia Jones, as sees Ben Stiller  and  Robert De Niro  reprise their roles as Greg Focker and Jack Byrnes, respectively. Owen Wilson, Blythe Danner, and Teri Polo also return for the fourth installment of the franchise, with additional newcomers Beanie Feldstein and Skyler Gisondo. In traditional Focker fashion, the first trailer opens with Grande’s Jones, a trained FBI hostage negotiator and the fiancée of Greg’s son (Gisondo), strapped to a lie detector test. After expertly answering a few questions, Jack declares, “You clearly know your stuff.” His immediate embracing of Jones into the family clearly miffs Greg, who attempts to undermine his son’s fiancée in various half-baked ways.…