Have you ever felt that two great musical hits sound kind of similar? As we all know, plagiarism is pretty serious. But while it's pretty easy to check if a quote from a college essay is plagiarized or not, when it comes to music, it's not that easy. Some artists claim that inspiration can come from other songs and albums, resulting in similar sounds. Others, though, have been through the frustration of having their art copied. Read on to find out which of the world's greatest hits have been accused of plagiarism.