The Brief Oliver Tree, the singer and producer known for hit songs like Life Goes On and When I'm Down, has died in a helicopter crash, authorities said. He was 32 years old. American singer and producer Oliver Tree was one of six people killed Sunday morning when two helicopters collided over Rio de Janeiro, Brazil and crashed, authorities said. He was 32 years old. Oliver Tree's death What we know: Rio de Janeiro's Military Fire Department said that one of the helicopters crashed in the parking lot of a car dealership, where several electric vehicles were parked, which started a fire. Police said Tree was on the list of passengers handed to aviation authorities, though they hadn't been able to identify the bodies yet. Tree performed in Buenos Aires, Argentina on June 4. He posted a video of him playing soccer in a Brazilian neighborhood on Instagram Saturday. What we don't know: Officials said an investigation is underway to determine the cause of the collision. Oliver Tree's life The backstory: Born in Santa Cruz, California, Tree was a singer, director and record producer known for songs including Life Goes On and Miss You with Robin Schulz, according to The Hollywood Reporter . He gained a following on Vine in 2016 with his alter ego Turbo, who wore oversized 80s clothing and had a signature bowl cut. He released his first hit song, When I'm Down, the same year and signed with Atlantic Records a year later. He released his fourth studio album, Love You Madly Hate You Badly, in April, Billboard reports. #fox4news #crimewatchdallas