"What will you do the day after tomorrow?"

Translation: 后天你会做什么？

[melitonchiong07]

会 is not really necessary.

[barlow93]

I think it has previously taught us that the other option with 'tien' in was the day before tomorrow?

[johnsark]

"The day before tomorrow"?!?!???*** That's usually called "today", even in Chinese! ;-)

[PeaceJoyPancakes]

Of course in Chinese it would be in Chinese. ;-)