莫文蔚主唱的無綫劇集《飛虎之雷霆極戰》主題曲《呼吸有害》，獲不少歌手翻唱，今次到鄭秀文。Sammi在車上播放《呼吸有害》，並跟着唱，再於IG發布短片，寫道：「Karen的聲缐和唱腔，一直聽不厭。」她形容這是粉絲的心聲，透露這首歌是今年最喜愛的。
View this post on Instagram A post shared by Sammi Cheng Sau Man (@sammi_chengsauman) on Oct 25, 2020 at 10:20am PDT
A post shared by Sammi Cheng Sau Man (@sammi_chengsauman) on Oct 25, 2020 at 10:20am PDT
