pantomime

1. N-SING If you say that a situation or a person's behaviour is a pantomime, you mean that it is silly or exaggerated and that there is something false about it. 闹剧[英国英语]

They were made welcome with the usual pantomime of exaggerated smiles and gestures. 他们以那种具有夸张的微笑和动作的一般闹剧受到欢迎。