sentences:  Larrikin Music bought the rights to the 1930s children's song "Kookaburra" in 1990 for $6,100.In 2009, music publisher Larrikin Music, then headed by Norman Lurie (now retired), sued Men at Work and their record label EMI for plagiarism, alleging that the flute riff copied the 1934 nursery rhyme "Kookaburra", to which they owned the publishing rights.The Federal Court of Australia ruled that "Down Under" did infringe the copyright of "Kookaburra" and awarded Larrikin 5% of the song's royalties backdated to 2002.