Diana Stoic performs her song during the Opera Idol contest at the North Shore Retirement Hotel March 30. | Curtis Lehmkuhl~Sun Times Media

Evanston, 3/30/12 Rachel Eve Holmes performs her song during the Opera Idol at the North Shore Retirement Hotel in Evanston March 30. | Curtis Lehmkuhl~Sun Times Media

Diana Stoic performs her song during the Opera Idol contest at the North Shore Retirement Hotel March 30. | Curtis Lehmkuhl~Sun Times Media

Evanston, 3/30/12 The crowd enjoys the teaching portion of Diana Stoic's performance during the Opera Idol at the North Shore Retirement Hotel in Evanston March 30. | Curtis Lehmkuhl~Sun Times Media

Attendees write out their ballots after Diana Stoic's performance during the Opera Idol at the North Shore Retirement Hotel in Evanston March 30. | Curtis Lehmkuhl~Sun Times Media

Evanston, 3/30/12 The crowd applauds after a contestant finished their performance during the Opera Idol at the North Shore Retirement Hotel in Evanston March 30. | Curtis Lehmkuhl~Sun Times Media

Evanston, 3/30/12 Rachel Eve Holmes performs her song during the Opera Idol at the North Shore Retirement Hotel in Evanston March 30. | Curtis Lehmkuhl~Sun Times Media

Evanston, 3/30/12 Sherrill Milnes, a famous vendi baritone who performed at the Metropolitan Opera from 1965-1997, works with Rachel Eve Holmes on her performance during the Opera Idol at the North Shore Retirement Hotel March 30. | Curtis Lehmkuhl~Sun Times Media

Aldo Perrelli, a tenor from Highland Park, performs his song during the finals of the Opera Idol at the North Shore Retirement Hotel in Evanston March 30. | Curtis Lehmkuhl~Sun Times Media

Evanston, 3/30/12 Sherrill Milnes, a famous vendi baritone who performed at the Metropolitan Opera from 1965-1997, works with Rachel Eve Holmes on her performance during the Opera Idol at the North Shore Retirement Hotel March 30. | Curtis Lehmkuhl~Sun Times Media