They were told they could dance, but they must put on their nighties first.

他们被告知他们可以跳舞，但他们必须先穿上睡衣。

Amy: We'll do makeovers, initiate phony phone calls, and have spirited pillow fights in our frilly nighties!

我们可以化妆，打骚扰电话，然后穿着花边睡衣，兴高采烈地打枕头大战！