我会给你颜色看旳 英文。

我决不让那些家伙这样胡闹，去给他们一点颜色看看，这样他们就会服服帖帖的了。
I will not have this nonsense from those boys;go out there and put the fear of God up them,so that the obey orders.
去给他们一点颜色看看，使他们害怕，这样他们就会服从命令了。
Go out there and put the fear of God into them,so that they obey orders.

I will give you a fierce lesson！

Wait and see.等着瞧

这个意思算接近了的吧...

I will let you know