Chicago's Leo High School Choir made it through to the finale of America's Got Talent.

Hailing from Leo High School, an all-boys Catholic school on Chicago's South Side, the choir held up hand symbols in the shape of the letter "L" as they waited for the results to be read Wednesday night.

"I feel alive right now," one of the choir members said after AGT host Terry Crews announced they were the last act to make it through to the final round of the show.

Final performances will air 7 p.m. CT Tuesday, Sept. 23, and the winner will be announced the following evening, Wednesday, Sept. 24, on NBC.

The choir's cover of "Centuries" by Fall Out Boy Tuesday garnered them enough votes from the public to make it through to the finale.

"Seeing the guys growing through this experience has been a

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