Oliver Tree, the California-born singer-songwriter known for tracks like “Life Goes On,” “When I’m Down” and “Miss You,” died in a helicopter crash in Rio de Janeiro, according to CNN Brazil.

Oliver Tree was among the six fatalities in a fiery crash involving two helicopters that collided on June 14

Police said that American singer and comedian Oliver Tree was on the list of passengers handed to aviation authorities, but have not been able to identify the bodies of those killed in the crash.