Singer Oliver Tree presumed dead after helicopter collision in Rio de Janeiro, Brazil

American singer and record producer, Oliver Tree, 32, is presumed dead after a tragic helicopter collision.

The California native was reportedly among six people killed when two helicopters collided in Rio de Janeiro, Brazil, on Sunday morning, according to the Associated Press.

Rio de Janeiro’s Military Fire Department said that one of the helicopters crashed on a car dealership, where several electric vehicles were parked, igniting a fire that was extinguished, the AP reported.

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An investigation is underway to determine the cause of the collision.

Representatives for Tree did not immediately respond to Fox News Digital's request for comment.

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Tree recently performed in São Paulo, Brazil, on June 6 as part of his world tour in support of his latest album, "Love You Madly, Hate You Badly."

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He was scheduled to play his next show in Lisbon on July 1.

The other victims identified in the crash were passengers Lucas Vignale, Gaspar Prim and Lucas Brito Chaves, and pilots Alexandre Souza and Charles Marsillac, according to CNN Brazil.

Tree — who blended alternative pop, hip-hop, comedy, and performance art into a character-driven act — was best known for hits such as "Hurt," "Alien Boy" and "Life Goes On."

The Associated Press contributed to this post.