Alexandra Burke's ex demands £100k for sex video

News of the World - X FACTOR favourite Alexandra Burke has been targeted by a greedy ex hawking a sordid sex tape of her for £100,000. Alex, 20, hid her anguish as she sang her heart out in last night’s semi-final, knowing evil D’andre West’s plan could wreck her dreams. Friends say sicko West is stalking her. This week he admitted to us: “I want to make money— one big lump sum.”