Inside Roseanne Barr’s history of offensive tweets
4:15pm PDT - May 29th, 2018 valerie jarrett - Google NewsRoseanne Barr has delighted in inspiring outrage on social media for years. But her tweet comparing Obama White House adviser Valerie Jarrett to an ape was so blatantly racist, it cost her the comeback of 'Roseanne.' Here's a look at the comedian's history on…