What is mr olympia 2015 ne zaman?

As an AI language model, I don't have access to real-time information and updates. However, Mr. Olympia is an international bodybuilding competition held annually by the International Federation of BodyBuilding & Fitness (IFBB). The exact date of the Mr. Olympia 2015 contest was September 18-20, 2015, and it was held in Las Vegas, Nevada, USA. Phil Heath won the title of Mr. Olympia in 2015, marking his fifth consecutive win.