Eleven-year-old singer Mara Justine juxtaposes her modest demeanor with an unbelievably powerful voice.
Darren Taylor aka Professor Splash talks about the new element he's added to his shallow pool diving routine.
Kelli blows everyone away with her powerful vocals.
Ukulele in hand, Carly Jo Jackson serenades the judges.
Sons of Serendip mesmerize with a cover of Chris Isaak's "Wicked Game."
Jonatan Riquelme balances on a moving trapeze in a thrilling rola bola act.
Emil & Dariel bring their cellos to bear on "I Don't Want to Miss a Thing."
Mat Franco wows the judges and the audience with a mind-blowing magic trick.
Find out how it feels to be a YouTube star!
Mel B enjoyed this performance so much that she wiped the tears from this young mans eyes.
The Real Encounters stunt crew invites the judges outside to witness a dangerous display of death-defying dirt bike stunts.
Aaron Evans aka Human Spring talks about how he started jumping over cars.
Nick and the judges embark on the sixth week of open auditions to discover the most talented acts in America.
Awkward comic Darik Santos warms up the stage - and maybe the judges - during his Judgment Week audition.
On the final night of Judgment Week, the judges announce the Top 48 acts that will compete in the live shows.
Download the TV Guide app for iPhone, iPad and Android!