Randy's workshop gave the contestants all the tools to build a successful IDOL™ performance. The lucky Season XIII semi-finalists even had the advantage of learning from two of the most successful IDOL™ contestants to date: Adam Lambert and Chris Daughtry.

Randy's workshop gave the contestants all the tools to build a successful IDOL™ performance. The lucky Season XIII semi-finalists even had the advantage of learning from two of the most successful IDOL™ contestants to date: Adam Lambert and Chris Daughtry.

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