Article continues below advertisementKelly Osbourne fired back at online trolls who made disturbing remarks about her appearance.She wrote, "Literally can't believe how disgusting some human beings truly are! No one deserves this sort of abuse!"Article continues below advertisementCruel CommentSource: @kellyosbourne/InstagramKelly Osbourne didn't hold back after spotting a vicious comment about her appearance.Osbourne shared a screenshot of a comment that cruelly compared her to a "dead body" and mocked her weight."Looks like a dead body... She's tooooo thin and fragile...