Ekin Cheng (鄭伊健) sang Charlene Choi’s (蔡卓妍) song (內傷) which made her shocked during the concert at Hong Kong Coliseum on 28th February 2019. She shared photo of themselves online and left a message on 1st March: “This song has the memory of Ekin who played my husband in My Sassy Hubby (我老婆唔夠秤) film. You are very smart and thank you for singing my favourite song (內傷). It also reminds me of another song (吻感) which accompanies me to grow up. Thank you.”

Source: https://ol.mingpao.com/ldy/showbiz/latest/20190301/1551434351213/%E9%84%AD%E4%BC%8A%E5%81%A5%E5%94%B1%E3%80%8A%E5%85%A7%E5%82%B7%E3%80%8B-%E8%94%A1%E5%8D%93%E5%A6%8D%E6%84%9F%E5%8B%95%E8%90%BD%E6%B7%9A-%E6%83%B3%E7%95%B6%E5%B9%B4%E5%91%A2%E9%A6%96%E6%AD%8C