Goodbye Mr. Loser is a 2015 Chinese comedy film directed by Yan Fei and Peng Damo, and starring Shen Teng, Ma Li, Yin Zheng, Wang Zhi, Ai Lun, Tian Yu, Song Yang, Chang Yuan and Li Ping. The film is based on a play of the same name. It was released on 30 September 2015. Starring a cast of largely non-film comedians, the film became an enormous sleeper hit in China and was fueled by explosive word of mouth.