I was looking for Bipolar Girl tonight--I never did catch her real name.
I don't know if she's still there or not.
Bipolar gal, Shelby Twenten.
http://www.dailymail.co.uk/tvshowbiz/article-2091985/American-Idol-2012-Bipolar-sufferer-Shelby-Tweten-explains-singing-helps-condition-makes-Hollywood.html
Haley who sang Chaka Khan:
http://popcrush.com/haley-smith-american-idol-audition/