American Idol Ex-'Idol' hopeful William Hung returns to school to become teacher 04/22/2008 William Hung has apparently traded in his microphone for a math book. Read More RELATED NEWS Jennifer Hudson celebrates 100th episode of 'The Jennifer Hudson Show' with John LegendTina Knowles quits Instagram after Jennifer Hudson gaffe'American Idol' Season 3 contestant John Stevens hit by van and suffered fractured skull TAGS: American Idol Ellen DeGeneres William Hung Ricky Martin
