Watch 123Movies. Like many who grew up in the 1980s, John Tavish enjoyed the music of rock legend Roxy La Che. After years transforming the face of music, Roxy was caught up in the lethal potassium drug craze that swept the nation for many years. Despite twice being admitted to rehab, Roxy never fully recovered and disappeared in 1994 without a trace. Now 15 years after his disappearance, John Tavish tries to solve the mystery of what happened to Roxy La Che