"No Boundaries"是2009年第八季《美国偶像》冠军单曲，这首歌由美国偶像评委Kara DioGuardi、Cathy Dennis以及Mitch Allan共同创作，作为2009年《美国偶像》冠军Kris Allen的首支单曲，"No Boundaries"在2009年5月19日的决赛现场曾经由Kris Allen和季军Adam Lambert分别演唱。 "No Boundaries" is the 2009 winner's single of season 8 of the reality television show American Idol.[1] It was co-written by American Idol judge Kara DioGuardi, along with Cathy Dennis and Mitch Allan.[1] It is the first single for winner Kris Allen and runner-up Adam Lambert. It was first performed on the May 19th American Idol final performance show by Kris Allen, and by the show's runner-up, Adam Lambert. Both Lambert's and Allen's versions of the song were released to digital music retailers on May 20, 2009. It is the second American Idol winner single that was released by both winner and runner-up. The first single was "Inside Your Heaven" of season 4, released by winner Carrie Underwood and runner-up Bo Bice. Season 3's winner's single, "I Believe," was released by winner Fantasia Barrino and runner-up Diana DeGarmo, though DeGarmo's recording was a B-side to her debut single, "Dreams."