Scott George took the Oscars stage with the Osage Singers and dancers to perform "Wahzhazhe (A Song For My People)."

The song, which is from "Killers of the Flower Moon," is nominated for best original song.

"Killers of the Flower Moon," directed by Martin Scorsese, chronicles the series of real-life murders of members of the Osage Nation in 1920s Oklahoma, a period known as the Reign of Terror.

"Poor Things" won the Oscar for best costume design.

After doing a bit with Jimmy Kimmel about the Oscars streaker at the 46th Oscars in 1974, John Cena presented the award to "Poor Things" costume designer Holly Waddington.

"Thank you to the academy, thank you to my fellow nominees," Waddington began. "It's an amazing privilege to be in the same room as you all. You're the people who inspired me to be a costume designer in the first place."

"'Poor Things' was a very rare opportunity to be really free and artistic in a creative process as a costume designer," she continued. "Thank you, Yorgos [Lanthimos], for that and for making such bold and brave work."

Other nominees in the category included "Barbie," "Killers of the Flower Moon," "Napoleon," "Oppenheimer."

"Poor Things" won the Oscar for best production design, with James Price and Shona Heath taking to the stage to accept the award.

Other films nominated in the category included "Barbie," "Killers of the Flower Moon," "Napoleon" and "Oppenheimer."

"Poor Things" won the Oscar for best makeup and hairstyling.

Nadia Stacey, Mark Coulier and Josh Weston accepted the award. Read more about the team's process while working on the film here.

Other nominees in the category included "Golda," "Maestro," "Oppenheimer" and "Society of the Snow."