Jack Osbourne thinks celebrities 'just need to keep their mouth shut' when it comes to politics Jack Osbourne says celebrities should stick to being entertainers. 16 May 2026 Jack Osbourne says celebrities should "shut the f*** up" when it comes to politics. Media personality Jack Osbourne The media personality - son of late rocker Ozzy Osbourne and TV personality Sharon Osbourne - says stars' roles are to entertain people, and if they are passionate about current affairs, they should become politicians. Jack, 40, and Sharon, 73, were in Washington D.C. on Friday (15.05.26) as Indiana GOP Rep.