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From Ricky Martin to Helen Mirren: 'Glee' guest stars roll call
Who knew that Lima, Ohio would be such a magnet for talent?
"Glee" might celebrate humble outcasts but apparently big-name stars are fans too. Do you have an Oscar, Tony, Grammy or Emmy? Then "Glee" might want you.
Some of these visitors go all the way -- a full triple threat -- but others are just honored to be nomin- er, be there. Who's entered the hallowed halls of William McKinley High? Here's a roll call.