A Singapore man was denied a $10,000 prize because of his pronunciation, despite the fact that he CORRECTLY identified singer Tony Hadley. Millions around the world pronounce words like "Hadley" and "Hedlye" the same – but for Brits, Americans, etc. it's an important distinction. (After all the attention, the radio station finally gave Muhammad the prize.)
Tony Hadley messages Muhammad:
https://www.youtube.com/watch?v=KG98Uaoxhm4
Spandau Ballet "Gold":
https://www.youtube.com/watch?v=ntG50eXbBtc
Spandau Ballet "True":
https://www.youtube.com/watch?v=AR8D2yqgQ1U
The story on the BBC:
https://www.youtube.com/watch?v=FcxdjVF2ImA