party piece
noun /ˈpɑːti piːs/
/ˈpɑːrti piːs/
(British English, informal)- a thing that somebody often does to entertain people, especially at parties, for example singing a song
（聚会上的某项）娱乐活动 - He was always good for a song and his party piece was John Lennon's ‘Imagine’.
他总是唱得很好，他的派对歌曲是约翰·列侬的《想象》。
- He was always good for a song and his party piece was John Lennon's ‘Imagine’.