Chicago's Leo High School Choir will soon find out if their last performance was enough to secure a victory on "America's Got Talent" -- and the judges certainly seemed to think so.

The all-boys choir, hailing from Chicago's South Side, performed a rendition of "Hall of Fame" by The Script, earning plenty of praise from the judges and a roaring applause from the audience Tuesday night.

Watch the full performance below:

Wearing Leo High School colors and uniforms, the group stood out with their powerful performance that ended with a blast of streamers throughout the arena and the entire room standing on their feet.

Mel B said the group "delivered."

"I don't care what you sing I just love you guys," she said.

Judge Howie Mandel said the group is why you shouldn't judge a book by its

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