美国偶像第九季
的有关信息介绍如下：
从24强的表演嘉宾开始都有，一场场顺着往下走Top 24 Allison Iraheta "Scars" Kris Allen "Let It Be"[n 5] Top 20 Danny Gokey "My Best Days Are Ahead of Me" Top 16 Matt Giraud and Scott MacIntyre "Tell Her About It" Top 12 David Cook "Jumpin' Jack Flash" Orianthi "According to You" Kesha feat. 3OH!3 "Blah Blah Blah" Top 11 Miley Cyrus "When I Look at You" Joe Jonas and Demi Lovato "Make a Wave" Top 10 Ruben Studdard "Don't Make 'Em Like U No More" Usher and will.i.am "OMG" 14 (debut) Diddy-Dirty Money "Hello Good Morning" Top 9(Week 1) Jason Derülo "In My Head" ("Whatcha Say" intro) David Archuleta "Imagine" Rihanna with Nuno Bettencourt "Rockstar 101" Top 9(Week 2) Brooke White and Justin Gaston (from If I Can Dream) "If I Can Dream" Adam Lambert "Whataya Want from Me" Top 7 Alicia Keys "Un-Thinkable (I'm Ready)""Empire State of Mind (Part II) Broken Down" Black Eyed Peas "Rock That Body" Carrie Underwood "Change" Elton John "Your Song" Mary J. Blige (feat. Randy Jackson, Orianthi, Travis Barker, Steve Vai and others) "Stairway to Heaven" Top 6 Rascal Flatts "Unstoppable" Sons of Sylvia "Love Left to Lose" Lady Antebellum "Need You Now" Shakira & Rascal Flatts "Gypsy" Top 5 Lady Gaga "Alejandro" ("Bad Romance" intro) Harry Connick, Jr. "And I Love Her" Top 4 Fantasia "Bittersweet" Daughtry "September" Bon Jovi "Superman Tonight" Top 3 Travis Garland "Believe" Justin Bieber "U Smile" / "Baby" Finale Will Young "Leave Right Now"[n 6] Alice Cooper "School's Out" Kris Allen "The Truth" Dane Cook "Simon Said" Christina Aguilera "You Lost Me" Carrie Underwood "Undo It" Larry Platt feat. William Hung "Pants on the Ground" American Idols[n 7] "Together We Are One" Janet Jackson "Again"/"Nothing" / "Nasty"
