在你葬礼上唱好日子
[zài nĭ zàng lĭ shàng chàng hăo rì zi]
This username conveys a bitter-sweet or mocking sentiment. It suggests that the person may sing about a 'good day' at someone's funeral, implying irony and sarcasm. The user might feel that the other person does not deserve to have people mourn for them.