Twitter appears to have given individuals authorization to become unbelievably hurtful."Uncomfortable footage emerges of Strictly's Alexandra Burke boasting she introduced the expression 'Elephant during the space' on the UKShe added: "They do not appear to realise that I have feelings and obtain upset."The reviews arrive just days immediately after she blasted studies of diva conduct.Even with coming joint major in the leaderboard with Debbie McGee on Saturday, Alexandra and her lover Gorka…