“明天你要倒霉啦”差不多是这个意思～

It means something will hapend to you

明天有你受的了 means that you're going to experience something unpleasant tomorrow : You'll be in for it if you don't do what she tells you. 如果你不按照她说的做，就有你受的了。

It means some bad things will happend to you.

意思是，明天有的你忙了。