M. Night Shyamalan's Daughter Delivers Incredible National Anthem at Philadelphia 76ers Game: Watch!

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Who knew M. Night Shyamalan's daughter was such an amazing singer?!

The Split director's daughter, Saleka, sang "The Star-Spangled Banner" at the Philadelphia 76ers vs. the Los Angeles Clippers game on Tuesday, and shocked everyone with her stunning pipes.

Check out Saleka absolutely crush it, high notes and all.

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Shyamalan -- who was raised in Pennsylvania -- tweeted about the game on Tuesday, in which the 76ers beat the Clippers 121-110.

"Had the most amazing time at @Sixers game!" he wrote. "Thank you for the honor tonight and what a game! Team played with such heart! TRUST THE PROCESS!"

The 46-year-old director is currently riding high after his latest film, Split, debuted at number one over the weekend with $40.2 million.

"All I can say is thank you to everyone who went to see #Split," he tweeted on Monday. "Myself, the cast and crew are speechless. #GoOriginalMovies!"

ET spoke to the king of the surprise twist earlier this month.

"I do enjoy surprising people," he said of his trademark style. "I don't necessarily have to have [the twist] at the end. It can be in the middle, it can be anywhere."

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After 25 years in the business, Shyamalan also said he has a very clear vision of what he hopes for his legacy. "When I think about what I want my career to be, it is often not the filmmakers that I look to as my heroes -- and I do have tons of cinematic heroes -- it is the Agatha Christies of the world," he shared. "It is authors that were happy telling the same type of stories over and over again but with different feelings."

Watch the video below to see him reveal his favorite plot twist.