Jack Schlossberg, grandson of the late President John F. Kennedy, issued an eyebrow-raising tweet about his cousin-in-law ...

JFK's only grandson went after his uncle Robert Kennedy Jr's wife's looks - as he continued building a name for himself as an ...

JFK's grandson Jack Schlossberg humorously called out his cousin-in-law Cheryl Hines, saying she looked 'super dehydrated' in ...