Former 'One Direction' singer Liam Payne had several drugs in his system when he fell to death from third-floor balcony of a hotel in Argentina, a partial autopsy reportedly found. A 'designer drug cocktail' called 'pink cocaine' was present in his body, along with crack cocaine and benzodiazepine, reports said. 'Pink cocaine' is a mix of methamphetamine, ketamine and MDMA.