What’s perhaps less well known is the fact that Stallone’s ex-wife and Sage’s mom, Sasha Czack, had insisted that Sage avoid undergoing a major dental surgery just weeks before he died.

Before the official cause of Sage’s sudden and untimely death became known, theories were abound – people suspected everything from drugs, to alcohol, to suicide. But the truth would ultimately be more heartbreaking than anyone could have imagined.