For the second time in 10 weeks Swedish DJ Avicii - Tim Bergling - is largely responsible for a top five smash sampling one of his dance hits. In September, Leona Lewis' Collide reached number four. It was built around a sample from Avicii's Penguin, whose own title acknowledged its debt to The Penguin Cafe Orchestra's Perpetuum Mobile. Avicii was given a joint credit on the Lewis single. Making an even bigger impact this week, Flo Rida's Good Feeling dashes ...