Singer/actor/pianist Harry Connick, Jr. will be the American Idol Season 9 Top 5 mentor during a week dedicated to the one-and-only Frank Sinatra. The five remaining finalists (only one girl and four guys!) sings some of the greatest hits from ‘The Voice’ songbook during the live show on Tuesday (May 4) – WARNING: Song Spoilers below.

American Idol Top 5 Frank Sinatra Songs Spoilers:

• Aaron Kelly – “Fly me to the Moon”
• Casey James – “Blue Skies”
• Crystal Bowersox – “Summer Wind”
• Michael ‘Big Mike’ Lynche – “The Way You Look Tonight”
• Lee DeWyze – “That’s Life”

American Idol Top 5 Frank Sinatra Night Performances
Aaron Kelly “Fly Me To The Moon” American Idol Top 5 (VIDEO)
Casey James “Blue Skies” American Idol Top 5 (VIDEO)
Crystal Bowersox “Summer Wind” American Idol Top 5 (VIDEO)
Michael ‘Big Mike’ Lynche “The Way You Look Tonight” American Idol Top 5 (VIDEO)
Lee Dewyze “That’s Life” American Idol Top 5 (VIDEO)