Tonight the Top 12 finalists perform live for the nation, vying for the American Idol crown. In this special two-hour show, the contestants will sing their hearts out in hopes of winning America’s vote and surviving another week in the competition.Tonight's theme is: Diana Ross songs

Performing Tonight are:

Blake Lewis

Brandon Rogers

Chris Richardson

Chris Sligh

Phil Stacey

Sanjaya Malakar

Gina Glocksen

Haley Scarnato

Jordin Sparks

Lakisha Jones

Melinda Doolittle

Stephanie Edwards