The current American Idol contestant, Jacob Lusk took to his official Twitter account to express his excitement over the fact that the former American Idol finalist, global superstar Adam Lambert will be returning to the show to perform one of his tracks from his debut album. Jacob Lusk has gotten comparisons to Luther Vandross all season long, so finally he's tackling the R&B; legend head-on. "It's scary," he admits, then notes that it's the late singer's birthday.
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