have kittens 暴怒；兴奋；心烦意乱；焦虑不安

【例句】
Final exams are coming, Mary is having kittens.
​期末考试要来了，Mary现在心烦意乱。

Better get with it, you guys. The boss'll have kittens if he comes back and we've not finished.
你们这些家伙卖点力气呀。老板回来的时候，如果我们还没有干完，他会发脾气的。