Oliver Tree, the eccentric singer known for viral hits like “Alien Boy” and “Life Goes On,” has died at the age of 32 following a helicopter crash in Rio de Janeiro.

John Newman has spoken out following the death of Oliver Tree, and claimed more has to be done to protect artists.

“We are shocked and saddened by Oliver’s untimely passing. He was a remarkable talent—a gifted artist and songwriter who forged a thoroughly unique and captivating style,” Warner Music Group said.