我不想知道你有病别表现
[wŏ bù xiăng zhī dào nĭ yŏu bìng bié biăo xiàn]
An informal, slightly offensive nickname saying: 'If you are crazy (or if you pretend you are sick), I do not want to know'. It is likely to have been adopted humorously by people who find others showing off unnecessarily annoying.